Finding asteroids before they find us

The past few months have been full of Alzheimer's optimism: new ideas that could prevent the disease from taking hold, medications that seem to slow it down, and an experimental surgery that might even be able to reverse its progression. It's a lot of hype. Should we believe it? ...  Afficher plus

“If only I could talk with them again.” It’s a common refrain for anyone who is grieving someone they love. Now, we can access technology like deadbots, or AI replicas of a lost loved one, to simulate those conversations, but at what cost? Maybe we’ve always had the capacity — wi ...  Afficher plus

If an asteroid were hurling through space, making a beeline straight to Earth, how would humans prevent it from doing what it did to the dinosaurs? Would we bomb it? Would we shoot lasers at it like a scene from Hollywood's latest sci-fi flick? Well, the folks at NASA have design ...  Afficher plus

Earth is in a cosmic shooting gallery. With so many asteroids zipping around, how can we find them all before they find us? 

SpaceTime Series 26 Episode 27 *The asteroid that almost swallowed a spacecraft It sounds like something out of a 1950s sci-fi movie, but it seems that the asteroid Bennu almost swallowed NASA’s Osiris-Rex spacecraft during its sample collection maneuver. *59 new exopla ...  Afficher plus

If a big asteroid is heading our way, how does NASA prepare for the oncoming disaster?