Picture the scene, populations rising, destruction of ecosystems and rampant global warming have made the world barren and uninhabitable. It’s the stuff of classic dystopian fiction but, given the state of the world, not outside the realms of possibility. Once this world is used up what happens next, perhaps we might look to the stars, […]
life on earth
BEST OF TED: Your kids might live on Mars. Here’s how they’ll survive.
Stephen Petranek’s TED talk ‘Your kids might live on Mars. Here’s how they’ll survive’ details how humankind will one day become a spacefaring species. Petranek is a writer and technologist who focuses on how emerging technologies could benefit our future lives. Petranek’s talk can be found on ted.com under the ‘science’ section. Journalist Stephen Petranek […]
Has life on Earth been around longer than we thought?
The journal PNAS has published research by geochemists from the University of California, Los Angeles (UCLA) suggesting that life began 300 million years earlier than previously thought. The significance of the results isn’t purely to do with the time difference: it’s about what was happening to the Earth during that period. “We generally believe Earth […]