Episodes List

#175 Why do we wear red noses on Red Nose Day? With guest experts Emma Freud & Richard Curtis. Why is your elbow called a funny bone when it’s not funny? Why does bogie come out of your nose when you cry?
20 Mar, 2026
#174 How does the Moon control the Earth's tides? w/ Brother Guy Consolmagno. What causes a blood moon? Why is there no air on the Moon?
06 Mar, 2026
#173 Merry Christmas! Did Santa deliver presents to dinosaurs? w/ Andy Day! How do snow shoes work? Why does ice stick to things?
24 Dec, 2025
#172 Where does space end? w/Jim Al-Khalili. How do ships float? What is the biggest airport in the world?
19 Dec, 2025
#171 How do volcanoes erupt? w/ Robin George Andrews. How are continents made? How do we breathe in oxygen and breathe out carbon dioxide?
12 Dec, 2025
#170 Who came up with the idea of Unicorns? w/ Catherine Cawthorne. Why do you see lightning before you hear thunder? When was the first LEGO built?
05 Dec, 2025
#169 How are seeds made? w/ Leon Perrie. Why don't humans have fur? Why do Hippos have large teeth?
28 Nov, 2025
#168 Can whales from Antarctica learn the language of whales from Iceland? w/ Tom Mustill. Why is sea water so cold? Why do you get a runny nose when you come out from the cold?
21 Nov, 2025
#167 How do power stations work? w/ Kathy Joseph. How deep can whales go? How does our body produce saliva?
14 Nov, 2025
#166 Can some animals talk to others? w/ Jonathan Balcombe. Why do steam trains chuff? Why are panthers black and why do they climb trees?
08 Nov, 2025
#165 Why do giant squids have such excellent eye sight? w/ Sy Montgomery. How do spiders make their webs? Who invented halloween?
31 Oct, 2025
#164 How do clownfish switch from male to female? w/ Laura Tranfield. How was air made? How do fireflies light up?
24 Oct, 2025
#163 How do we know whether volcanoes or dormant, extinct or explosive? w/ Robin George Andrews. How did people make sellotape? Why do toes go from biggest to smallest?
17 Oct, 2025
#162 Why does the ocean give us some of our oxygen? w/ Juli Berwald. Can snakes lose teeth? How does paper get made?
10 Oct, 2025
#161 How do planets float in space? w/ Brother Guy Consolmagno. How long have tortoises been on the Earth? How do thermometers work?
03 Oct, 2025
#160 How do plants grow? w/ Arief Rabik. How does the Shinkansen train go so fast? Why do mosquito bites itch?
26 Sep, 2025
#160 How do plants grow? w/ Arief Rabik. How does the Shinkansen train go so fast? Why do mosquito bites itch?
26 Sep, 2025
#159 Why do reptiles lay eggs and mammals don't? w/ Felix Marx. How do babies learn how to talk? When did people start keeping cats as pets?
19 Sep, 2025
#159 Why do reptiles lay eggs and mammals don't? w/ Felix Marx. How do babies learn how to talk? When did people start keeping cats as pets?
19 Sep, 2025
#158 Everything Under The Sun - All around the world, the book!
10 Sep, 2025
#158 Everything Under The Sun - All around the world, the book!
10 Sep, 2025
#156 Can Beetles Talk To Ants? w/ Ben Hoare. How Are Candles Made? Where does the water for a river come from?
07 May, 2025
#157 Can Beetles Talk To Ants? w/ Ben Hoare. How Are Candles Made? Where does the water for a river come from?
07 May, 2025
#156 How Do You Become A Chess Grandmaster? w/ FunMaster Mike Klein. Why Do Countries Have Capital Cities? Why Do Lemurs Have Stripey Tails?
25 Apr, 2025
#156 How Do You Become A Chess Grandmaster? w/ FunMaster Mike Klein. Why Do Countries Have Capital Cities? Why Do Lemurs Have Stripey Tails?
25 Apr, 2025
#155 Why Do We Hear the Sea in Seashells? w/ Helen Scales. Why Do Eggs Have Yolks? Why Are Sheepdogs So Intelligent?
18 Apr, 2025
#154 How do you get chickenpox? w/ Sarah Holper. Why are gorse bushes so prickly? Why does air make crisps soggy?
04 Apr, 2025
#153 How was sign language invented? w/ Rose Ayling-Ellis. How do submarines sink? Why do skunk's stink?
28 Mar, 2025
#152 Which flower has the most petals? w/ Carlos Lehnebach. Which dog is the best at smelling? Which flower has the most petals?
21 Mar, 2025