Catch up TV
Series 1: 6. Dinosaur Traitors, a Grumpy Moon and a Big Bang
An episode featuring everything from the creation of the number zero to the beginnings of the whole universe. The moon gets lonely, there's an ISS cookery competition, and DI Loofah arrests a banana.
Source: CBBC
Most recent episodes of Horrible Science
Horrible Science
Preview
Horrible Science, coming soon! Hilarious new characters, mind-boggling science facts, and Sir Isaac Newton on terrifying rollercoasters. Science is about to get very horrible in ...
07-09-2026
CBBC
Horrible Science
Series 1: 1. Gravity The Musical, A T-rex And Vampires On Holiday
A totally wicked song about gravity, a T-rex going to see a doctor, vampires on holiday, and Sir Isaac Newton riding a rollercoaster - welcome to the bizarre world of Horrible S ...
07-09-2026
CBBC
Horrible Science
Series 2: 12. Hexagons, Jelly Walls And Half Life
Reality hit Love Flyland launches, salty street magic with Luna the Magician, and there's a Blur/nuclear physics mash-up.
06-09-2026
CBBC
Horrible Science
Series 2: 10. Aliens Invade, Everest Gets Taller And The Great British Fart Off
Dr Big Brain regrets taking the Vantastic Beast for a spin, the hosts regret signing up to present The Great British Fart Off, and Gladiators Viper and Dynamite help Agent Goodie.
05-09-2026
CBBC
Horrible Science
Series 2: 11. Mars – The Musical, The Clean Power Rangers And Silent But Deadly 60
The Clean Power Rangers save the day, Dr Big Brain wants a lair on the moon, Steve Backfire searches for the Silent but Deadly 60, and we bring you Mars – The Musical.
30-08-2026
CBBC
Horrible Science
Series 2: 9. Catapulting Cows, School Of Rocks And First Honk Of The Proms
Big Manny guest stars for some mad science from the past, Einstein reacts to a cow on a catapult, Big Brain is on an evil field trip, and there is 'music' in First Honk of the P ...
29-08-2026
CBBC
Horrible Science
Series 2: 1. Paddington T-rex, The Farters And The Toxic Bake Off
Cloudia Stinkleman presents The Farters, aliens try to steal the universe’s most valuable substance: wood, a family adopts Paddington T-rex, and Chappell Groan sings Got t ...
28-08-2026
CBBC
Horrible Science
Series 2: 15. Manky Materials And Shifty States Special
A special collection of sketches, featuring appearances by Gabby Logan, Micah Richards, Alan Shearer, Guy Mowbray and Gladiator Dynamite... and Sir Isaac Newton and Einstein!
27-08-2026
CBBC
Horrible Science
Series 2: 14. Light, Sound And Electricity Special
Big Brain tries to turn off the sun, there’s a real stink at First Honk of the Proms, and Tesla’s Queen-inspired Don’t Shock Me Now.
26-08-2026
CBBC
Horrible Science
Series 2: 13. Nasty Nature Special
A special show featuring some of the best Horrible Science nature-themed sketches, including The Great British Toxic Bake Off, The Farters, Soil Stan and biome banger Living Ove ...
25-08-2026
CBBC
Most popular episodes of Horrible Science
Horrible Science
Series 2: 1. Paddington T-rex, The Farters And The Toxic Bake Off
Cloudia Stinkleman presents The Farters, aliens try to steal the universe’s most valuable substance: wood, a family adopts Paddington T-rex, and Chappell Groan sings Got t ...
28-08-2026
CBBC
Horrible Science
Series 2: 10. Aliens Invade, Everest Gets Taller And The Great British Fart Off
Dr Big Brain regrets taking the Vantastic Beast for a spin, the hosts regret signing up to present The Great British Fart Off, and Gladiators Viper and Dynamite help Agent Goodie.
05-09-2026
CBBC
Horrible Science
Series 2: 14. Light, Sound And Electricity Special
Big Brain tries to turn off the sun, there’s a real stink at First Honk of the Proms, and Tesla’s Queen-inspired Don’t Shock Me Now.
26-08-2026
CBBC
Horrible Science
Series 2: 9. Catapulting Cows, School Of Rocks And First Honk Of The Proms
Big Manny guest stars for some mad science from the past, Einstein reacts to a cow on a catapult, Big Brain is on an evil field trip, and there is 'music' in First Honk of the P ...
29-08-2026
CBBC
Horrible Science
Series 2: 11. Mars – The Musical, The Clean Power Rangers And Silent But Deadly 60
The Clean Power Rangers save the day, Dr Big Brain wants a lair on the moon, Steve Backfire searches for the Silent but Deadly 60, and we bring you Mars – The Musical.
30-08-2026
CBBC
Horrible Science
Series 2: 6. Blood, Bones And Body Bits Special
A guide to the human body, featuring the Handsome Vampires at the dentist, Big Brain losing muscle control, Newton explaining the need for sleep, and the ultimate disco DNA song.
14-08-2026
CBBC
Horrible Science
Series 2: 15. Manky Materials And Shifty States Special
A special collection of sketches, featuring appearances by Gabby Logan, Micah Richards, Alan Shearer, Guy Mowbray and Gladiator Dynamite... and Sir Isaac Newton and Einstein!
27-08-2026
CBBC
Horrible Science
Series 2: 4. Pooey, Grrrufts And Mammoth: Impossible
Pooey goes to Uncle Skid’s barbe-poo, Ethan Huntergatherer bites off more than he can chew in Mammoth: Impossible, some Witches get salty, and Clare Shedding presents Grrr ...
12-08-2026
CBBC
Horrible Science
Series 2: 13. Nasty Nature Special
A special show featuring some of the best Horrible Science nature-themed sketches, including The Great British Toxic Bake Off, The Farters, Soil Stan and biome banger Living Ove ...
25-08-2026
CBBC
Horrible Science
Series 2: 5. Slug Boy, Belly Flops And Scientific Taskmaster
Greg Davies and Alex Horne host Scientific Taskmaster, and Einstein unpacks why belly flops hurt. Also, meet superhero team the Insect Revengers.
13-08-2026
CBBC