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APPLAUSE AND CHEERS | 0:00:34 | 0:00:35 | |
Hello, I'm Richard. | 0:00:35 | 0:00:37 | |
Yeah, I built a body-morphing machine last night and it works! | 0:00:37 | 0:00:42 | |
It's just not the most reliable of things. | 0:00:42 | 0:00:44 | |
Anyway, I am Richard Hammond, and this is my Blast Lab! | 0:00:44 | 0:00:47 | |
APPLAUSE AND CHEERS | 0:00:47 | 0:00:49 | |
Today I have invited two teams to come along | 0:00:53 | 0:00:56 | |
and take part in top-level, exciting scientific challenges. | 0:00:56 | 0:01:00 | |
The winning team will walk off with a wheelbarrow full of prizes. | 0:01:00 | 0:01:03 | |
Let's have a look at what's in store. | 0:01:03 | 0:01:05 | |
APPLAUSE AND CHEERS | 0:01:16 | 0:01:18 | |
And the good news is that my top-secret underground lab | 0:01:18 | 0:01:21 | |
is guarded by a team of crack SAS soldiers. | 0:01:21 | 0:01:25 | |
The bad news is, I cooked for them last night | 0:01:25 | 0:01:28 | |
and now they're all off sick with food poisoning. | 0:01:28 | 0:01:31 | |
That's the last time I try cooking nuclear chicken in a basket. | 0:01:31 | 0:01:35 | |
But don't worry, I have invited the very next best thing. | 0:01:35 | 0:01:38 | |
She's trained in all ancient forms of martial arts, | 0:01:38 | 0:01:41 | |
because she is herself ancient. | 0:01:41 | 0:01:44 | |
-She is my Ninja Nan! -APPLAUSE AND CHEERS | 0:01:44 | 0:01:46 | |
Ninja Nan, thanks for standing in. | 0:01:55 | 0:01:58 | |
Now, she looks fragile, but she is a fully-trained ninja. | 0:01:58 | 0:02:01 | |
See? Nan, if you'd like to make your way to security. | 0:02:06 | 0:02:10 | |
Nan. Nan? Nan! | 0:02:10 | 0:02:12 | |
Sorry, Nan. if you'd like to make your way to security and settle in. | 0:02:12 | 0:02:15 | |
There she goes! Look at that! | 0:02:15 | 0:02:18 | |
Faster than a lightning bolt! | 0:02:18 | 0:02:20 | |
Stronger than a bear! | 0:02:20 | 0:02:22 | |
Right now, as sleepy as a sloth! | 0:02:22 | 0:02:24 | |
It's further than it looks to the security centre there. | 0:02:24 | 0:02:27 | |
It's about a mile. She'll be there soon! | 0:02:27 | 0:02:29 | |
Nan, are you settled in... | 0:02:29 | 0:02:31 | |
Oh, there she is, look, pulling her little ninja trolley, marvellous! | 0:02:31 | 0:02:35 | |
It's good to know she's there to protect us from invaders. | 0:02:35 | 0:02:38 | |
Oh, what has she got? Aah, knitting! Yes! | 0:02:38 | 0:02:40 | |
She's now so good at karate that she's actually beyond a black belt, | 0:02:40 | 0:02:44 | |
which is as far as you can go, technically, | 0:02:44 | 0:02:46 | |
so she's knitting herself a new belt, beyond a black belt. | 0:02:46 | 0:02:50 | |
OK, you carry on, Nan. Meanwhile, we're gonna meet the group of people who claim to be our teams for today. | 0:02:50 | 0:02:56 | |
Let's have a look at you. Show yourselves! | 0:02:56 | 0:02:58 | |
CHEERS AND SQUEALS | 0:02:58 | 0:03:01 | |
Yes, yes, yes, audience, we're all very excited, | 0:03:04 | 0:03:06 | |
if they are the Yellow Team. They could be anybody! | 0:03:06 | 0:03:09 | |
Can't be too careful here - that's why we have security and Ninja Nan. | 0:03:09 | 0:03:12 | |
Sorry, I have to make sure that you are who you say you are. | 0:03:12 | 0:03:16 | |
Your names, please - I'll check them off on the list. | 0:03:16 | 0:03:18 | |
-You are? -Kristy! -Katie! -Alice! | 0:03:18 | 0:03:22 | |
Kristy, Katie and Alice... yes, that checks out. | 0:03:22 | 0:03:25 | |
Hidden talent, to prove you are who you say you are. | 0:03:25 | 0:03:27 | |
-Alice, it's got your name here. -Yes. I'm a gymnast. | 0:03:27 | 0:03:30 | |
Really? You see, you say that! | 0:03:30 | 0:03:32 | |
We can't be too sure and we can't be too careful. | 0:03:32 | 0:03:34 | |
Prove it and you can come in. | 0:03:34 | 0:03:36 | |
OK, fair enough, I'd say that that proves you're a gymnast - | 0:03:39 | 0:03:42 | |
you're cleared through security. Come into the Blast Lab. | 0:03:42 | 0:03:45 | |
APPLAUSE AND CHEERS | 0:03:45 | 0:03:49 | |
Sorry about that, can't be too careful. | 0:03:49 | 0:03:51 | |
Can't let just anybody in. Where have you all come from? | 0:03:51 | 0:03:54 | |
Milton Keynes, | 0:03:54 | 0:03:56 | |
and we are the Penguins! | 0:03:56 | 0:04:00 | |
Wooh! | 0:04:00 | 0:04:01 | |
Oh, you've got your own name and your own routine! | 0:04:01 | 0:04:04 | |
You needn't have bothered - you're the Yellow Team. | 0:04:04 | 0:04:06 | |
Let's meet the people who claim to be the Red Team | 0:04:06 | 0:04:09 | |
you'll be playing against. | 0:04:09 | 0:04:11 | |
Where are they? Show yourselves, chaps! | 0:04:11 | 0:04:13 | |
APPLAUSE AND CHEERS | 0:04:13 | 0:04:15 | |
OK. Now you say you're the Red Team for Blast Lab? | 0:04:15 | 0:04:20 | |
Well, I need you to prove that, obviously. | 0:04:20 | 0:04:22 | |
-What are your names, first of all? -Stanley! -Philip! -Daniel! | 0:04:22 | 0:04:27 | |
Stanley, Philip and Daniel? Yeah, that checks out. | 0:04:27 | 0:04:29 | |
Hidden talent, it says all three of you are gonna prove | 0:04:29 | 0:04:32 | |
you are who you say you are. How? | 0:04:32 | 0:04:34 | |
-We're gonna rap. -That's what it says here. OK, right, prove it, then! | 0:04:34 | 0:04:38 | |
-BEATBOXES -Bless you. | 0:04:38 | 0:04:41 | |
RAPS: My name is Dan I am the man... | 0:04:43 | 0:04:45 | |
-He's deflated! -RAPS: My best mate Philip and my best mate Stan | 0:04:45 | 0:04:48 | |
If you see us in the park or you see us in the street | 0:04:48 | 0:04:50 | |
If you wanna meet the winners it's us you're gonna meet! | 0:04:50 | 0:04:53 | |
Fair enough! That was a rap, I reckon so. | 0:04:53 | 0:04:57 | |
APPLAUSE AND CHEERS | 0:04:57 | 0:04:59 | |
That's all it took, you see! | 0:05:01 | 0:05:03 | |
You have to prove who you are before I let you in. | 0:05:03 | 0:05:05 | |
-Where have you come from? -Kent...and we are the Golden Eagles! | 0:05:05 | 0:05:10 | |
Well, you're very loud but you're the Red Team and that's final! | 0:05:10 | 0:05:13 | |
Welcome to Blast Lab. | 0:05:13 | 0:05:14 | |
Reds and Yellows, we're gonna be doing round one in a second, | 0:05:14 | 0:05:18 | |
so go over there, get settled in. | 0:05:18 | 0:05:20 | |
Good luck to both teams. I've noticed something. | 0:05:20 | 0:05:22 | |
It's a boys' team and a girls' team today. | 0:05:22 | 0:05:25 | |
I'm expecting the competition to be high. | 0:05:25 | 0:05:27 | |
Right, let's bring on my assistant. He is so clever, | 0:05:27 | 0:05:30 | |
the only thing higher than his IQ is the number on his milometer! | 0:05:30 | 0:05:34 | |
It is of course, Oliver! | 0:05:34 | 0:05:35 | |
APPLAUSE AND CHEERS | 0:05:52 | 0:05:55 | |
Now this, this is Oliver's hi-tech state-of-the-art Fact Nav. | 0:05:55 | 0:06:00 | |
All the facts in the world are stored in it. It's brilliant! | 0:06:00 | 0:06:03 | |
Unfortunately, I fitted it, so it doesn't work. Well, not very well. | 0:06:03 | 0:06:08 | |
Sometimes the facts are true sometimes they're false, | 0:06:08 | 0:06:11 | |
so I need my two teams to decide which are true and which are false. | 0:06:11 | 0:06:15 | |
Fortunately, Oliver is cleverer than me and he knows the answers anyway, | 0:06:15 | 0:06:19 | |
so if it is true, he'll do this... | 0:06:19 | 0:06:21 | |
SIRENS AND WHIRRS | 0:06:21 | 0:06:24 | |
And if our science fact is false, he'll tell us by doing this... | 0:06:24 | 0:06:27 | |
HORN BLARES | 0:06:27 | 0:06:29 | |
OK. This, then, is Round One. | 0:06:29 | 0:06:31 | |
Teams, your first chance to earn points here in the Blast Lab. | 0:06:31 | 0:06:35 | |
Are you all settled and comfortable? Nervous? | 0:06:35 | 0:06:37 | |
You all seem very calm. | 0:06:37 | 0:06:39 | |
Daniel, you're the only one. Good luck! | 0:06:39 | 0:06:41 | |
Here comes the first fact. | 0:06:41 | 0:06:43 | |
Reds, you go first. I need you to tell me if this is true or false. | 0:06:43 | 0:06:47 | |
Human eyes get bigger the colder the weather gets. | 0:06:47 | 0:06:51 | |
At 20 degrees, they're the size of tennis balls. | 0:06:51 | 0:06:53 | |
Have a chat, have a think. Audience, tell me, is that true or false? | 0:06:53 | 0:06:57 | |
Audience, what do you think? Shout it out! | 0:06:57 | 0:06:59 | |
AUDIENCE: False! | 0:06:59 | 0:07:02 | |
Fairly clear decision from the audience, there. | 0:07:03 | 0:07:06 | |
-False. -You're going with false? Now is that because of what you believe, | 0:07:06 | 0:07:09 | |
or did you listen to the audience? | 0:07:09 | 0:07:11 | |
-False! -What you believe? Do you all agree? | 0:07:11 | 0:07:13 | |
-Yes. -Are you all in agreement on that, Stanley? -Yeah! -Philip? -Yeah. | 0:07:13 | 0:07:17 | |
OK, OK. You think it's false? Oliver, is it true or false? | 0:07:17 | 0:07:21 | |
-HORN BLARES -It is false! | 0:07:21 | 0:07:23 | |
That's a point to the Reds straightaway. Well done! | 0:07:23 | 0:07:26 | |
Right, Yellows, your turn. This is your science fact. | 0:07:28 | 0:07:32 | |
Is it true or false? | 0:07:32 | 0:07:35 | |
Water can cut through steel. True or false? | 0:07:35 | 0:07:39 | |
Have a chat, think about it, girls. Audience, is it true or false? | 0:07:39 | 0:07:43 | |
What do you think? Is that true or false? | 0:07:43 | 0:07:46 | |
Ooh, split the audience down the middle, that one! | 0:07:46 | 0:07:49 | |
Everyone here thinks it's true, | 0:07:49 | 0:07:51 | |
quite a few down there thinking it's false. | 0:07:51 | 0:07:54 | |
Alice, Katie, Kristy, what do you think? | 0:07:54 | 0:07:56 | |
You're the ones playing for a point. You're one behind already. | 0:07:56 | 0:07:59 | |
-No pressure, just reminding you of that! What do you think? -False! | 0:07:59 | 0:08:03 | |
-You think it's... -No, true; sorry! | 0:08:03 | 0:08:05 | |
That was a quick mind-change from the girls' team! | 0:08:05 | 0:08:08 | |
-Are you going with true? -Yeah! -Final answer? -Yeah! | 0:08:08 | 0:08:11 | |
-Not gonna change? -No! -Are you sure you're not gonna change? -I'm sure! | 0:08:11 | 0:08:14 | |
OK. Oliver, is it true or false? | 0:08:14 | 0:08:16 | |
-SIREN AND WHIRRS -It is true! Point to the Yellows! | 0:08:16 | 0:08:19 | |
APPLAUSE AND CHEERS | 0:08:19 | 0:08:22 | |
They actually use water jet tools to cut through metal | 0:08:22 | 0:08:25 | |
and it goes at such a high pressure it's 30 times the speed of the water | 0:08:25 | 0:08:29 | |
that you use to clean your car, | 0:08:29 | 0:08:31 | |
so, if you ever get one of those water pressure jet tools, | 0:08:31 | 0:08:34 | |
don't clean the car with it! You'll cut straight through it! | 0:08:34 | 0:08:37 | |
Right, the third question. | 0:08:37 | 0:08:38 | |
This is the one I don't need a true or false answer for. | 0:08:38 | 0:08:41 | |
I need a proper answer. OK, teams? | 0:08:41 | 0:08:44 | |
I'll give the points to the team that gets closest. | 0:08:44 | 0:08:47 | |
It doesn't have to be bang-on. Here's the question. | 0:08:47 | 0:08:50 | |
How many rivets hold up the Eiffel Tower in Paris? | 0:08:50 | 0:08:55 | |
I know, it's easy! Sometimes I worry these are too easy. | 0:08:55 | 0:08:58 | |
I know that your face there, Daniel, is telling me that it's too easy! | 0:08:58 | 0:09:02 | |
Have a chat, have a chat! Teams, have a talk between you. | 0:09:02 | 0:09:06 | |
Audience, anybody got a clue? | 0:09:06 | 0:09:07 | |
I'm coming over to talk to you in this new health-conscious age. | 0:09:07 | 0:09:11 | |
You'll think this is a pineapple, but what I've done here | 0:09:11 | 0:09:14 | |
is very clever - it's also a microphone! Very hi-tech! | 0:09:14 | 0:09:19 | |
It also counts as one of your five a day so it's... | 0:09:19 | 0:09:22 | |
What do you think? How many rivets hold up the Eiffel Tower? | 0:09:22 | 0:09:25 | |
-About 200,000. -200,000? -Yeah! | 0:09:25 | 0:09:27 | |
-Do you know that, or is it a complete guess? -Complete guess! | 0:09:27 | 0:09:30 | |
If we're honest, what else could it be? | 0:09:30 | 0:09:33 | |
-Maybe somebody who knows! -Er... | 0:09:33 | 0:09:35 | |
Does anybody here know the answer? Anybody been to the Eiffel Tower? | 0:09:35 | 0:09:39 | |
-Yeah. -Well, why didn't you count the rivets for us?! | 0:09:39 | 0:09:42 | |
-How many did you think there were? You've seen it! -About 8,000. | 0:09:42 | 0:09:46 | |
8,000 rivets? Any advance on that? Any different answers? No? | 0:09:46 | 0:09:50 | |
You're impressed with this, though, aren't you? | 0:09:50 | 0:09:52 | |
You see it's the latest in fruit technology. | 0:09:52 | 0:09:54 | |
I made it here in the Blast Lab. Just look at that. | 0:09:54 | 0:09:57 | |
You'd never see the microphone, either. | 0:09:57 | 0:10:00 | |
-Yes, how many do you think? -A billion? -A billion? | 0:10:00 | 0:10:02 | |
We've got quite a range going on here. | 0:10:02 | 0:10:04 | |
OK, I think it's time to see what our teams think. | 0:10:04 | 0:10:07 | |
I can see scribbling going on so we're writing down answers, clearly. | 0:10:07 | 0:10:11 | |
I'll put this pineapple microphone here - | 0:10:12 | 0:10:15 | |
if anybody is from the world of marketing and wants to | 0:10:15 | 0:10:17 | |
come and talk to me about taking it worldwide, it's there! | 0:10:17 | 0:10:20 | |
OK, Reds, you've got an answer written down. | 0:10:20 | 0:10:23 | |
Yellows, have you as well? OK, both teams turn your boards round. | 0:10:23 | 0:10:26 | |
Show them all to us! Let's have a look at what you've got. | 0:10:26 | 0:10:29 | |
Reds have gone for 5,000, | 0:10:29 | 0:10:31 | |
Yellows, 9,500. | 0:10:31 | 0:10:34 | |
The actual answer is... | 0:10:34 | 0:10:36 | |
fairly close. | 0:10:36 | 0:10:38 | |
It's, er, two and a half million rivets, | 0:10:38 | 0:10:40 | |
which means the point goes to the Yellow Team. | 0:10:40 | 0:10:43 | |
-There you go! -APPLAUSE AND CHEERS | 0:10:43 | 0:10:46 | |
Two and a half million! When they built it, | 0:10:48 | 0:10:51 | |
you needed four men to put each rivet in | 0:10:51 | 0:10:55 | |
because you had to heat it up and then a bloke had to hold it in place | 0:10:55 | 0:10:58 | |
and then another bloke had to shape the head | 0:10:58 | 0:11:00 | |
and another beat it in with a sledgehammer. | 0:11:00 | 0:11:02 | |
Two and a half million of them! | 0:11:02 | 0:11:04 | |
Right, so the scores now are... | 0:11:04 | 0:11:06 | |
-Two-one to the Yellows! -APPLAUSE AND CHEERS | 0:11:06 | 0:11:09 | |
That's all to come. Right now, it's time for Mini Science | 0:11:24 | 0:11:28 | |
and our teams are gonna get practical. | 0:11:28 | 0:11:30 | |
To help with this, please welcome | 0:11:30 | 0:11:31 | |
my old science teacher from school, it is Mini Miss. | 0:11:31 | 0:11:34 | |
-Good day, Richard. -Good day, Miss. She taught me everything I know. | 0:11:36 | 0:11:41 | |
That's not saying much, is it? | 0:11:41 | 0:11:42 | |
Not really, especially not about time machines. | 0:11:42 | 0:11:45 | |
I built a time machine to bring my science teacher here | 0:11:45 | 0:11:48 | |
to Blast Lab from school and I messed it up. | 0:11:48 | 0:11:51 | |
She's actually 65 but that's why she now looks ten years old! | 0:11:51 | 0:11:54 | |
Luckily, though, she's as wise as ever she was. | 0:11:54 | 0:11:57 | |
Of course I am! I know everything about nuclear physics! | 0:11:57 | 0:12:00 | |
Indeed you do, Miss. So, what is today's experiment? | 0:12:00 | 0:12:03 | |
Today we're going to be | 0:12:03 | 0:12:05 | |
looking at the behaviour of light, using lasers. | 0:12:05 | 0:12:08 | |
Right, does that stand for | 0:12:08 | 0:12:09 | |
"Light Amplification by Stimulated Emission of Radiation"? | 0:12:09 | 0:12:13 | |
-Yes, that's right, Richard, well done! -Good. | 0:12:13 | 0:12:15 | |
What are we doing with lasers? | 0:12:15 | 0:12:17 | |
Well, the teams are going to play a game called Prism Break | 0:12:17 | 0:12:20 | |
and the aim of the game is to get the rat released from its cage. | 0:12:20 | 0:12:26 | |
-This is a rat in here? -Yes. -Right, OK. How do they do that? | 0:12:26 | 0:12:30 | |
The teams are going to have to fire a laser into the maze | 0:12:30 | 0:12:33 | |
and then change its direction by using mirrors. | 0:12:33 | 0:12:36 | |
Once it has reflected off the mirrors, | 0:12:36 | 0:12:41 | |
it should reflect onto the prism, | 0:12:41 | 0:12:43 | |
which will open the door to the cage and release the rat. | 0:12:43 | 0:12:46 | |
The teams have to use all their mirrors available, though, | 0:12:46 | 0:12:49 | |
and the team to release their rat first, wins the game. | 0:12:49 | 0:12:53 | |
So it's a race? OK, the little mirrors - | 0:12:53 | 0:12:55 | |
they've got to use all of these and I happen to have a laser here. | 0:12:55 | 0:12:59 | |
So you can see how these reflect. | 0:12:59 | 0:13:01 | |
So that's the laser just pointing against that end wall there | 0:13:01 | 0:13:05 | |
and if I reflect it with the mirror, there you go, it's fairly simple - | 0:13:05 | 0:13:09 | |
it bounces around the place, reflects off the mirror. | 0:13:09 | 0:13:12 | |
The difficult bit is working your way through the maze with the laser. | 0:13:12 | 0:13:15 | |
OK, well that sounds pretty simple. | 0:13:15 | 0:13:17 | |
Teams, if you'd like to get into position and ready, | 0:13:17 | 0:13:20 | |
Mini Miss and I will step out of your way | 0:13:20 | 0:13:22 | |
because I think there's going to be some competition, Miss. | 0:13:22 | 0:13:26 | |
Boys' team, girls' team. Both teams wanna win. | 0:13:26 | 0:13:28 | |
OK, teams, you have, well, as long as it takes. | 0:13:28 | 0:13:31 | |
It is a straight race, after all, and that race starts... | 0:13:31 | 0:13:35 | |
Now! | 0:13:35 | 0:13:37 | |
This is not as easy as it looks. | 0:13:52 | 0:13:55 | |
Actually, it does look quite difficult, and it is, | 0:13:55 | 0:13:58 | |
especially as the room seems to be filling with smoke, | 0:13:58 | 0:14:01 | |
which might help us see the lasers, but very little else! | 0:14:01 | 0:14:05 | |
Not that very long ago, lasers were only ever seen in sci-fi movies. | 0:14:05 | 0:14:09 | |
Now they're everywhere, places you wouldn't expect to see them. | 0:14:09 | 0:14:12 | |
The machine that scans the barcode in the supermarket, that's a laser. | 0:14:12 | 0:14:16 | |
They seal wounds in surgery with lasers | 0:14:16 | 0:14:18 | |
and they cut through metal with lasers. | 0:14:18 | 0:14:20 | |
They can be small, like the one in a CD player, | 0:14:20 | 0:14:23 | |
or they can be very, very big. | 0:14:23 | 0:14:25 | |
The most powerful laser in the world can exert a pressure | 0:14:25 | 0:14:28 | |
the equivalent of ten aircraft carriers balanced on your thumb, | 0:14:28 | 0:14:32 | |
so it's best to be careful! | 0:14:32 | 0:14:35 | |
How are we doing? How's it going, Reds? | 0:14:36 | 0:14:39 | |
-Reds, how's it going? -Not well! | 0:14:39 | 0:14:42 | |
-Why not? Struggling? -Yep. | 0:14:42 | 0:14:44 | |
I thought you guys had made a plan? | 0:14:47 | 0:14:49 | |
-We had, but it's not working! -OK, OK. | 0:14:49 | 0:14:52 | |
-Yellows, how are you doing? -Not very well! | 0:14:55 | 0:14:58 | |
Yep, they've messed up. I'm gonna get out of their way. | 0:14:58 | 0:15:01 | |
Have they done it? | 0:15:01 | 0:15:03 | |
The Red Team have done it! | 0:15:03 | 0:15:05 | |
APPLAUSE AND CHEERS | 0:15:05 | 0:15:07 | |
The Red Team solved the maze and released their rat, | 0:15:07 | 0:15:10 | |
which takes the score to two-all. | 0:15:10 | 0:15:12 | |
APPLAUSE AND CHEERS | 0:15:12 | 0:15:15 | |
All that we've just done was based on light reflecting off objects | 0:15:15 | 0:15:18 | |
but things can do something else with light. They can absorb it. | 0:15:18 | 0:15:22 | |
And that calls for another experiment, only this time, | 0:15:22 | 0:15:25 | |
I think we should have a bigger laser. | 0:15:25 | 0:15:27 | |
We're going under the cover of darkness. | 0:15:29 | 0:15:33 | |
Because that's where we keep our special Blast Lab laser pen. | 0:15:37 | 0:15:42 | |
No normal person would be stupid enough to operate this equipment | 0:15:52 | 0:15:56 | |
so we've brought in our very own laser lab rat, | 0:15:56 | 0:15:59 | |
expertly trained and infinitely replaceable, | 0:15:59 | 0:16:02 | |
to conduct the experiment. | 0:16:02 | 0:16:04 | |
We're going to find out what happens when you fire a laser beam | 0:16:04 | 0:16:08 | |
at different coloured balloons. | 0:16:08 | 0:16:11 | |
Firstly, a red balloon. | 0:16:11 | 0:16:13 | |
In scientific terms, it's gone bang. | 0:16:15 | 0:16:19 | |
Now, a green balloon. | 0:16:19 | 0:16:21 | |
By scientific comparison, it hasn't gone bang. | 0:16:24 | 0:16:28 | |
This is down to colour absorption. | 0:16:28 | 0:16:31 | |
We see a green balloon as green | 0:16:31 | 0:16:33 | |
because it absorbs all the colours except for green. | 0:16:33 | 0:16:36 | |
And it's the same for the red balloon - | 0:16:36 | 0:16:39 | |
this absorbs all the colours except for red, | 0:16:39 | 0:16:42 | |
and because our laser is green, | 0:16:42 | 0:16:45 | |
this means when our laser is shone on the green balloon, | 0:16:45 | 0:16:48 | |
it's not absorbed and the balloon doesn't pop, | 0:16:48 | 0:16:51 | |
but when our green laser is shone on the red balloon, | 0:16:51 | 0:16:53 | |
it is absorbed, heating up the balloon until it goes bang! | 0:16:53 | 0:16:57 | |
Let's try one more experiment, with the help of this laser expert. | 0:16:59 | 0:17:04 | |
Hello. I'm a laser expert. | 0:17:04 | 0:17:07 | |
He's going to fire a laser at two red balloons. | 0:17:07 | 0:17:10 | |
One is being held by a teddy bear behind a red plastic screen | 0:17:10 | 0:17:14 | |
and the other by this handsome young chap behind a green screen. | 0:17:14 | 0:17:18 | |
And he's going to blast them with this giant laser machine. | 0:17:18 | 0:17:22 | |
It gives out as much power as a nuclear power station | 0:17:22 | 0:17:26 | |
in just a billionth of a second | 0:17:26 | 0:17:27 | |
and it's so bright that without protection, | 0:17:27 | 0:17:30 | |
it will make everyone in the building go permanently blind. | 0:17:30 | 0:17:33 | |
So with anti-blindness goggles on, we're ready for action. | 0:17:33 | 0:17:37 | |
OK, hold that experiment right there. It's a draw right now - | 0:17:38 | 0:17:42 | |
two points to the Reds, two points to the Yellows. | 0:17:42 | 0:17:45 | |
For an extra point, what happens now? Which balloon bursts? | 0:17:45 | 0:17:48 | |
Does either balloon burst? | 0:17:48 | 0:17:50 | |
Maybe neither balloon bursts, maybe they both burst? | 0:17:50 | 0:17:53 | |
Have a quick chat, think what might be about to happen. | 0:17:53 | 0:17:56 | |
Audience, anybody got any clue? | 0:17:56 | 0:17:58 | |
You saw what happened to a red balloon and a green balloon, | 0:17:58 | 0:18:01 | |
they're both behind screens. What do we think? | 0:18:01 | 0:18:04 | |
Hang on! | 0:18:04 | 0:18:05 | |
I shall bring my amazing pineapple microphone down there...yes? | 0:18:05 | 0:18:10 | |
I think the one with the teddy bear is gonna burst because it's... | 0:18:10 | 0:18:15 | |
Because it's red and the one with the man | 0:18:15 | 0:18:18 | |
is not gonna burst because the man's green. | 0:18:18 | 0:18:21 | |
But we're behind the screens, remember, that's what changed here. | 0:18:21 | 0:18:24 | |
I think the teddy bear was a red herring, if you see what I mean. | 0:18:24 | 0:18:28 | |
Any other answers over here? | 0:18:28 | 0:18:29 | |
Let's have a think. Anybody got any ideas? Have you got any ideas? | 0:18:29 | 0:18:33 | |
-Yeah, I have. -It's all right, I can hold it, don't worry. | 0:18:33 | 0:18:36 | |
-I think basically that the green one might pop as well. -Why? | 0:18:36 | 0:18:39 | |
Because like it's a stronger laser, and... | 0:18:39 | 0:18:42 | |
-You think that the stronger laser might make a difference? -Yeah. | 0:18:42 | 0:18:47 | |
-OK. -I think that what might happen, though, | 0:18:47 | 0:18:50 | |
if you get another different-coloured laser it might burst the green one. | 0:18:50 | 0:18:54 | |
But I think this might be the same colour, be another green one. | 0:18:54 | 0:18:57 | |
But you've obviously been paying attention down here. Yes? | 0:18:57 | 0:19:00 | |
I think the balloon teddy bear is gonna pop, | 0:19:00 | 0:19:04 | |
but the one behind the green screen isn't. | 0:19:04 | 0:19:06 | |
Hang on. Do you think the teddy bear | 0:19:06 | 0:19:08 | |
-has got anything to do with this, or is it just...? -OK, the balloon! | 0:19:08 | 0:19:11 | |
Right, OK, OK. Well, let's find out what our teams think. | 0:19:11 | 0:19:14 | |
No, the teddy bear. | 0:19:14 | 0:19:15 | |
-You think the teddy bear's gonna blow up? -No! -Well, it might! | 0:19:15 | 0:19:18 | |
Teams, have we come to conclusions? | 0:19:18 | 0:19:21 | |
-Yeah. -What do you think, Reds? | 0:19:21 | 0:19:24 | |
-Both! -Both. -You think both are gonna explode? | 0:19:24 | 0:19:26 | |
-I think the green one. -You think the green one? -The green screen. | 0:19:26 | 0:19:30 | |
OK. So Reds think both are gonna go, Yellows think the green balloon. | 0:19:30 | 0:19:33 | |
Before this becomes too complicated and confusing, let's have a look. | 0:19:33 | 0:19:38 | |
Let's find out. | 0:19:38 | 0:19:40 | |
OK, it's the balloon behind the red screen first. | 0:19:41 | 0:19:44 | |
Stand by. | 0:19:44 | 0:19:46 | |
Ready...aim... | 0:19:46 | 0:19:50 | |
Fire! | 0:19:50 | 0:19:52 | |
Nothing! Zilch! | 0:19:54 | 0:19:56 | |
The red screen has absorbed the green laser. | 0:19:56 | 0:19:59 | |
Let's try the one behind the green screen. | 0:19:59 | 0:20:01 | |
Ready...aim... | 0:20:01 | 0:20:02 | |
Fire! | 0:20:02 | 0:20:04 | |
That's more like it! | 0:20:05 | 0:20:07 | |
Our green laser has not been absorbed by the green screen | 0:20:07 | 0:20:11 | |
and has passed through to burst the red balloon, | 0:20:11 | 0:20:13 | |
while the other balloon remains intact. | 0:20:13 | 0:20:16 | |
Well, that result then is a point for the Yellows. | 0:20:18 | 0:20:20 | |
That means it's at 3-2 to the Yellows | 0:20:20 | 0:20:22 | |
and it's time for us to move on towards the final test, | 0:20:22 | 0:20:25 | |
the Messy Messy Mess Test. | 0:20:25 | 0:20:27 | |
Both teams go off and get changed into their protective outfits. | 0:20:27 | 0:20:30 | |
Because it's time for all of us to get messy, | 0:20:30 | 0:20:34 | |
for the Messy Messy Mess Test. | 0:20:34 | 0:20:36 | |
Which today is the Gungy Bungy, featuring my Blast Lab Catapults, | 0:20:39 | 0:20:44 | |
originally designed and built by me for airborne cat transportation, | 0:20:44 | 0:20:49 | |
and a complete disaster. However, we've found a better use for them. | 0:20:49 | 0:20:52 | |
Today, we're gonna use them for propelling projectiles | 0:20:52 | 0:20:55 | |
across the Toxic Tank to the Prize Zone beyond, | 0:20:55 | 0:20:58 | |
and that's a clue because that, teams, is what you've got to do. | 0:20:58 | 0:21:01 | |
Get as many of these as you possibly can - Prize Pods - | 0:21:01 | 0:21:03 | |
into the Prize Zone on the other side of the tank. | 0:21:03 | 0:21:06 | |
But this being Blast Lab, there is, of course, a twist. | 0:21:06 | 0:21:09 | |
Each team has one of its members representing them | 0:21:09 | 0:21:12 | |
standing here in the Toxic Tank. Are you OK there? Comfortable? | 0:21:12 | 0:21:15 | |
Good, good! Lab Rat, have you got it yet, by the way? | 0:21:15 | 0:21:18 | |
Not caught it? Yeah! | 0:21:18 | 0:21:20 | |
Late last night I saw a fin and probably some claws, | 0:21:20 | 0:21:24 | |
pincers maybe, a lot of teeth. | 0:21:24 | 0:21:27 | |
Forget it, we've got to get on with the game. Don't worry! | 0:21:27 | 0:21:29 | |
Just don't go beyond this tape. | 0:21:29 | 0:21:32 | |
That's there for your own safety and probably its. | 0:21:32 | 0:21:35 | |
What you have to do is get as many of these Prize Pods | 0:21:35 | 0:21:37 | |
over the tank past these guys, | 0:21:37 | 0:21:39 | |
because you've got two jobs in the tank there, | 0:21:39 | 0:21:41 | |
because one of your jobs is to stop the opposing team's Prize Pods | 0:21:41 | 0:21:45 | |
as they go over the tank, knock them out the tank. | 0:21:45 | 0:21:47 | |
Your other job is to collect your team's Prize Pods if they fall in, | 0:21:47 | 0:21:51 | |
return them to these baskets so they can be fired once again, | 0:21:51 | 0:21:54 | |
try and get them in the Prize Zone. | 0:21:54 | 0:21:55 | |
The winning team is whoever gets the most Prize Pods into that zone, | 0:21:55 | 0:21:59 | |
and you will get to take home all the prizes written on them - | 0:21:59 | 0:22:03 | |
things like Plug & Play electronics, Bionic Helicopter, MP3 player. | 0:22:03 | 0:22:06 | |
Every team member will take those home. The losing team...won't. | 0:22:06 | 0:22:11 | |
Now, Yellows, you are in the lead on points right now, | 0:22:11 | 0:22:15 | |
so you get to start first. | 0:22:15 | 0:22:16 | |
Your points have brought you a five-second advantage, OK? | 0:22:16 | 0:22:19 | |
When you hear the first siren, you start. | 0:22:19 | 0:22:22 | |
Reds, wait until you hear the second siren, then you start. | 0:22:22 | 0:22:25 | |
You have Some Time to get as many Prize Pods across the Toxic Tank | 0:22:25 | 0:22:29 | |
as you can and that Some Time starts...now! | 0:22:29 | 0:22:32 | |
So, it's the Yellows who have the advantage in today's game. | 0:22:34 | 0:22:37 | |
I think that's the highest Prize Pod shot I've ever seen in my life! | 0:22:39 | 0:22:44 | |
It's possibly also the most inaccurate shot | 0:22:44 | 0:22:47 | |
I've ever seen as well, ever! | 0:22:47 | 0:22:49 | |
The Red pods seem to be drawn to the Prize Zone like moths to a flame, | 0:22:50 | 0:22:54 | |
but I can see a number of Yellows as well, | 0:22:54 | 0:22:57 | |
so we have a real match on our hands today! | 0:22:57 | 0:23:00 | |
A perfectly balanced game! | 0:23:02 | 0:23:04 | |
Maybe I spoke too soon - | 0:23:06 | 0:23:08 | |
another crazy sky shot from the Yellows! | 0:23:08 | 0:23:11 | |
The teams showing us the importance of wearing safety helmets today! | 0:23:14 | 0:23:18 | |
Meanwhile, the Reds are keeping up the pressure | 0:23:21 | 0:23:23 | |
with a sustained barrage of pods overhead. | 0:23:23 | 0:23:26 | |
They are a machine! | 0:23:26 | 0:23:28 | |
And the Reds are about to load their final pod. | 0:23:35 | 0:23:39 | |
And there he flies! | 0:23:39 | 0:23:41 | |
And it's bang on target! The Reds are celebrating already! | 0:23:43 | 0:23:46 | |
The Yellows are frantic! Do they have enough Some Time to draw level? | 0:23:46 | 0:23:53 | |
I think we have our answer. | 0:23:53 | 0:23:57 | |
Time's up! | 0:23:58 | 0:24:00 | |
Time is up and I think from the reactions, we can guess the results. | 0:24:02 | 0:24:05 | |
Let's find out which team has won. | 0:24:05 | 0:24:08 | |
How many have the Yellows got? 5 for the Yellow Team. | 0:24:08 | 0:24:10 | |
The Reds, how many have they got? | 0:24:10 | 0:24:12 | |
10 for the Red Team! | 0:24:12 | 0:24:13 | |
That means the Red Team are the winners! | 0:24:13 | 0:24:15 | |
APPLAUSE AND CHEERS | 0:24:15 | 0:24:17 | |
So Reds, these are the prizes each of you will be taking home with you. | 0:24:17 | 0:24:21 | |
You will each be taking home... | 0:24:21 | 0:24:23 | |
Ready, Nan? | 0:24:23 | 0:24:24 | |
A crystal growing kit. | 0:24:24 | 0:24:27 | |
An X-Twin Jet. | 0:24:27 | 0:24:30 | |
Transforming Robots. | 0:24:30 | 0:24:32 | |
MP3 Player. | 0:24:32 | 0:24:34 | |
A bionic helicopter. | 0:24:34 | 0:24:37 | |
Horrible Science book. | 0:24:37 | 0:24:40 | |
Plug & play electronics. | 0:24:40 | 0:24:43 | |
20 Questions. | 0:24:43 | 0:24:46 | |
Lunar eclipse bedroom light. | 0:24:46 | 0:24:49 | |
And night vision goggles. | 0:24:49 | 0:24:52 | |
Every one of those for you! | 0:24:52 | 0:24:54 | |
In short, everything in the Blast Lab, apart from the Lab Rats, | 0:24:54 | 0:24:57 | |
which I'll be stuck with. Right, Yellows, this is slightly trickier, | 0:24:57 | 0:25:01 | |
because now we find out what you would have been taking home. Sorry! | 0:25:01 | 0:25:05 | |
This is not a contented face, there. I'm sorry! | 0:25:05 | 0:25:10 | |
Never mind! Let's see what you would have been taking home, but aren't! | 0:25:10 | 0:25:13 | |
-OK. You would have been taking home MP3 player... -Aww! | 0:25:13 | 0:25:17 | |
Yeah, I know! | 0:25:17 | 0:25:19 | |
-Plug and play electronics... -Aww! -Yep, yep, yep, yep. | 0:25:19 | 0:25:22 | |
-Night vision goggles... -Aww! -Oh, the fun... | 0:25:22 | 0:25:26 | |
-X-Twin Jet... -Aww! | 0:25:26 | 0:25:29 | |
-20 Questions, yep! -Aww! | 0:25:29 | 0:25:32 | |
But it's OK, Yellows, because instead of taking them home, | 0:25:32 | 0:25:35 | |
-you're gonna blow them up! -Whoo! | 0:25:35 | 0:25:37 | |
It's time for Bidet Goes Bang! | 0:25:37 | 0:25:40 | |
OK, well here we are, that strange moment once again. | 0:25:47 | 0:25:51 | |
The Yellow Team are...all right. | 0:25:51 | 0:25:53 | |
The Red Team, by contrast, are really quite happy, | 0:25:53 | 0:25:56 | |
because you cleaned out my Blast Lab. | 0:25:56 | 0:25:58 | |
These are all your prizes - congratulations, well played. | 0:25:58 | 0:26:01 | |
You're taking just about everything | 0:26:01 | 0:26:03 | |
but a couple of Lab Rats and my lab coat. | 0:26:03 | 0:26:06 | |
All of those prizes are yours! | 0:26:06 | 0:26:07 | |
Over here, Yellows, how are we feeling, team? | 0:26:07 | 0:26:11 | |
A bit upset! | 0:26:11 | 0:26:13 | |
Yeah, yeah, well yes, it's never brilliant to lose. | 0:26:13 | 0:26:16 | |
What went wrong in that game? | 0:26:16 | 0:26:18 | |
Well, Katie couldn't reach it, and I didn't pull back far enough. | 0:26:18 | 0:26:22 | |
It's not the easiest of games. I'm really sorry. | 0:26:22 | 0:26:25 | |
-Who's gonna push the plunger? -All of us! | 0:26:25 | 0:26:27 | |
You're gonna do it together? Share the blame? | 0:26:27 | 0:26:30 | |
I think that's probably best. | 0:26:30 | 0:26:31 | |
Right then, toilets flush, baths gurgle, but bidets go bang! | 0:26:31 | 0:26:35 | |
So, let's see it in action. | 0:26:35 | 0:26:37 | |
It's loaded up with your prizes. Ready? | 0:26:37 | 0:26:39 | |
Lift the plunger then please, girls, into the firing position. | 0:26:39 | 0:26:42 | |
Don't press it until we've counted you down. Are we ready? | 0:26:42 | 0:26:45 | |
Don't look at me like that, Kristy, please! Are we ready? | 0:26:45 | 0:26:50 | |
5...4...3... 2...1! | 0:26:50 | 0:26:55 | |
That's all we've got time for. | 0:27:00 | 0:27:02 | |
We've had a good look at light and colour today - | 0:27:02 | 0:27:05 | |
two things very close to my heart | 0:27:05 | 0:27:06 | |
because when my Lab Rats leave the lights on overnight, | 0:27:06 | 0:27:09 | |
it makes me see red! See you next time! | 0:27:09 | 0:27:12 | |
APPLAUSE AND CHEERS | 0:27:12 | 0:27:14 | |
Blast Lab was recorded before a live studio audience. | 0:27:21 | 0:27:25 | |
Not one Lab Rat was harmed during the filming. | 0:27:25 | 0:27:28 | |
it was most like seven... or was it eight? | 0:27:28 | 0:27:30 | |
Subtitles by Red Bee Media Ltd | 0:27:38 | 0:27:41 |