Despite Matt Damon’s heroics in The Martian, where he overcomes the odds to survive after being left behind during a mission to the Red Planet, EU-funded researchers reveal that we don’t have the technology yet to get there alive and survive.
Space farming is difficult business – plants don’t grow well in zero gravity and harsh radiation damages seeds – but if researchers can get it right, it could provide food, clean water, and oxygen for manned missions far from earth.
It isn’t easy to spot planets far away in our galaxy – normally we can only infer their presence, from the effect they have on their host stars. But now a group of astronomers has demonstrated an easier way to study distant worlds, by detecting the first visible light reflected off an exoplanet.
A circular economy needs new business models and reusable products, says Felipe Maya.
The first step in limiting global warming should be curbing energy demand, says Dr Keywan Riahi.
Professor Eva Hevia talks about chemistry’s green movement.