Astrobiologists say we could find evidence of microbial life within the next 10–20 years. What does that mean? Where are we ...

In the last few years, astronomers have discovered that our galaxy is teeming with planets unlike anything in our solar system. One such exotic world, K2-18b, made the news recently over what some ...

Add Yahoo as a preferred source to see more of our stories on Google. While the discovery of the sugars glucose and ribose — which NASA’s OSIRIS-REx spacecraft gathered from the asteroid Bennu — did ...

Grab-and-go missions to asteroids have provided some of the most scientifically valuable samples since the Apollo missions—and they’re shaking up the search for life beyond Earth. The OSIRIS-REx ...