Doctor Knowles and Professor McCork get to the bottom of some of life's biggest science questions.
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Knowles and McCork ask the question 'How does my heart keep beating?'.
Knowles and McCork ask the question 'How much plastic is there in the oceans?'.
Knowles and McCork ask the question 'Which animal can turn invisible?'.
Knowles and McCork ask the question 'Could pineapples grow on the moon?'.
Knowles and McCork ask the question 'Why do we have baby teeth?'.
Live from the seaside, Knowles and McCork ask the question 'Why is the sea salty?'.
Knowles and McCork ask the impossible question 'How many plants are there in the world?'.
McCork and Hucklebuck attempt to break the record for the world's biggest ice cream cone.
Dr Knowles and Professor McCork ask the question 'Are we all related?'.
In this time zone special, Knowles and McCork ask 'Why does the Earth spin on its axis?'.
McCork and Ms Hucklebuck are in the sky as they ask 'How does a parachute work?'.
Professor McCork and Doctor Knowles ask 'How long would it take to walk the Earth?'.
Professor McCork and Doctor Knowles investigate how many atoms there are in our bodies.
Knowles and McCork ask 'Why do we make saliva while we eat?'.
Knowles and McCork explore the digestive system of Colin the floor manager.