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Horrible Science (2025)
Season 2 • Episode 11 • Mars – The Musical, the Clean Power Rangers and Silent but Deadly 60
Horrible Science Season 2, Episode 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. Watch Horrible Science Season 2, Episode 11 Mars – The Musical, the Clean Power Rangers and Silent but Deadly 60 in HD free online. Enjoy high-quality streaming of Horrible Science Season 2, Episode 11 and share your thoughts in the comments below!
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Episodes
15 episodes
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 to Go.
25 min
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.
26 min
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!
25 min
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 Grrrufts.
26 min
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.
25 min
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.
25 min
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.
26 min
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!
25 min
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 Proms.
26 min
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 min
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.
25 min
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.
25 min
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 Over There!
26 min
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.
25 min
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!
26 min