Catch up TV
Series 1: 7. Fartenheimer, the Water Cycle and 206 Bones
Science goes too far in Fartenheimer, music goes too far in Heads, Shoulders, Knees, Toes and All the other Bones in the Body, and there's a Swiftian take on the water cycle.
Source: CBBC
Most recent episodes of Horrible Science
Horrible Science
Series 1: 10. Real Mutants, Volcanoes And Drinking Vomit
The Real Mutants assemble, people are drinking vomit and electrocuting themselves for science, and the earth and moon have an earworm about the solar system.
16-07-2026
CBBC
Horrible Science
Series 1: 9. Space Vomit, Pet Mushrooms And Death By Chicken
Revolting space travel, evolving cows, pet mushrooms, and Einstein watches a car on a trampoline.
15-07-2026
CBBC
Horrible Science
Series 1: 8. A Meteor For The Dinosaurs, Binary Bangers And Perilous Plants
Fred Sirieix stars in Scientific First Dates, Marie Curie reacts to space, and the dinosaurs get an unwelcome musical meteor visitor.
14-07-2026
CBBC
Horrible Science
Series 1: 7. Fartenheimer, The Water Cycle And 206 Bones
Science goes too far in Fartenheimer, music goes too far in Heads, Shoulders, Knees, Toes and All the other Bones in the Body, and there's a Swiftian take on the water cycle.
13-07-2026
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 ...
12-07-2026
CBBC
Horrible Science
Series 2: 2. Tim Peake's Stinky Space Special
Astronaut Tim Peake and Pipette journey into space to reveal how to go to the loo on suction toilets and that the drinking water is recycled wee.
11-07-2026
CBBC
Horrible Science
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 Lo ...
10-07-2026
CBBC
Horrible Science
Series 1: 5. The Force Force, Lever Man And The Goldilocks Zone
Meet superheroes the Force Force, and some of the 17th century’s greatest minds star in Friends parody Colleagues.
09-07-2026
CBBC
Horrible Science
Series 1: 3. Mary Ploppins, Magnets And Sorting Your Bits Out
Mary Ploppins soothes those digestive ills, Dr Big Brain tries banana power, and Einstein reacts to Tim Peake. Fred Sirieix guest stars.
08-07-2026
CBBC
Horrible Science
Series 1: 2. Light, Sound And Electricity Special
Big Danny and Big Manny find science shocking, Da Vinci does a sound experiment, Newton rides again, Queen Vic shows off, and Dr Big Brain doesn’t see the attraction of el ...
07-07-2026
CBBC
Most popular episodes of Horrible Science
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.
19-06-2026
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 ...
04-07-2026
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.
29-06-2026
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 ...
12-07-2026
CBBC
Horrible Science
Series 2: 7. Robots, Ai And The Shape Of Poo
Dr Finklestone’s monster, Big Brain uses AI for evil, find out what animal is in the box, and fossil hunter Mary Anning sings Shape of Poo.
23-06-2026
CBBC
Horrible Science
Series 2: 3. Bloodsuckers, Talking Dinos And Soil
The Thantastic Three show why they are superheroes that matter, the handsome vampires get a taste of their own medicine, and dinosaurs don’t do battle in Prehistomon!
05-07-2026
CBBC
Horrible Science
Series 2: 8. Platypuses, Heavy Metal And A Missing Biscuit
Gaby Logan, Micah Richards and Alan Shearer host Elemental Match of the Day, Guy Mowbray narrates Elemental Gladiators, and Dr Big Brain’s mum comes to visit!
24-06-2026
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 ...
01-07-2026
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.
02-07-2026
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.
26-06-2026
CBBC