Alien life could take many different forms, but one possibility is captivating scientists: alien "plants". What would they look like? And how could we find them? On the Orion arm of the Milky Way ...

Alien life may one day be found not from radio signals beamed across the cosmos but from an all-too-familiar side-effect of civilisation: pollution. It's the Earth's atmosphere that he's usually ...

Expedition imagines what humans might encounter when exploring an alien world. In this video we dive into the planet’s environment and the lifeforms that inhabit it. Everything is built using ...

Scientists have peered through the atmosphere of a planet outside our solar system and discovered weather patterns "like something out of science fiction". For the first time ever, astronomers mapped ...

For years, the search for alien life has focused on Earth-like planets orbiting distant stars. But this episode explores a ...