Catalyst - Season 21
Trailer: Catalyst - Season 21
First Air Date: Jan 01, 2014
Last Air date: Aug 09, 2022
Season: 10 Season
Episode: 164 Episode
Runtime: 30 minutes
IMDb: 0.00/10 by 0.00 users
Popularity: 0.062
Language: English

Size Matters (2018)
Hannah Fry takes a spectacular look at the science of size by imagining a parallel world in which everything is made bigger or smaller.

Horizon (1964)
Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.

American Experience (1988)
TV's most-watched history series brings to life the compelling stories from our past that inform our understanding of the world today.

Vetenskapens värld (1971)
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Pandora's Box (1992)
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David Attenborough's Rise of Animals: Triumph of the Vertebrates (2013)
David Attenborough embarks on a remarkable 500 million-year journey revealing the extraordinary group of animals that dominate our world, and how...

Richard Hammond's Invisible Worlds (2010)
Using state-of-the-art technologies, Richard Hammond goes beyond the limits of the naked eye and explores the hidden secrets of the invisible world...

Modern Marvels (1993)
HISTORY’s longest-running series moves to H2. Modern Marvels celebrates the ingenuity, invention and imagination found in the world around us....

Search for Second Earth (2018)
Search for Second Earth brings to life, in breathtaking CGI, an epic future journey that our species has already begun: the voyage of an autonomous...

How to Grow a Planet (2012)
Geologist Iain Stewart explain in three stages of natural history the crucial interaction of our very planet's physiology and its unique wildlife....

Wallace & Gromit's World of Invention (2010)
In the series, "Wallace will take a light hearted and humorous look at the real-life inventors, contraptions, gadgets and inventions, with the silent...

Mickey 17 (2025)
Unlikely hero Mickey Barnes finds himself in the extraordinary circumstance of working for an employer who demands the ultimate commitment to the...

Batman Ninja vs. Yakuza League (2025)
The Batman family has returned to the present to discover that Japan has disappeared, and a giant island - Hinomoto - is now in the sky over Gotham...

Gamad Machmad 4 (2025)
Four years have passed since Kfar and Gamadi's last fight, which ended in Gamadi's defeat. As time passes, the neverending threat of Gamadi seems to...

Full Out (2025)
In 19th-century Paris at the Salpêtrière Hospital, patients were hypnotized onstage to reproduce the symptoms of hysteria for public audiences....

The Phalanx (2025)
Letters from the Ceresco community trace the fragility of harmony, the dream of life in association. Members of the phalanx drift apart, lingering in...

Songs Overheard in the Shadows (2025)
Balanced on the edge of what is visible, everything comes from nothingness and returns to nothingness. Strands of consciousness trying to convene...

Bet (2025)
Before the Liberation, during the years of the exiled Bulgarian revolutionaries in Romania, the Major and the Prime Minister once shared the same...

Final (2025)
One room, two girls. They would be the perfect elements for a new sapphic love story, except for Alex and Pau, which is the end of it all. Both try...

The Twister: Caught in the Storm (2025)
In May 2011, a massive tornado ripped through Joplin, Missouri. With pulse-pounding firsthand footage, this documentary goes inside a deadly twister.

The Bitter Tears of Zahra Zand (2025)
An 80s-set Iranian reimagining Of Fassbinder's 'Petra Von Kant'. A legendary Iranian fashion designer clings to the ghosts of her past - fighting for...