Alien-hunters are focusing their telescopes on 'pulsar' stars to time their twinkles, giving them a new tool to sift through ...

A stronauts’ bodies undergo plenty of stress beyond just the extraordinary g-forces at launch. Microgravity, cosmic radiation ...

Tiny delays in pulsar signals measured by SETI scientists could aid the search for gravitational waves and extraterrestrial ...

Interstellar comet 3I/ATLAS is now barreling away from the sun, never to return to the solar system. There's one more chance ...

Because the moon has less gravity than Earth does, time passes slightly differently there. This effect was first predicted by ...

The Trump administration does not know the whereabouts of 137 Venezuelans it unlawfully deported last year, Secretary of ...

We live in a very exciting time: answers to some of the oldest questions humanity has conceived are within our grasp. One of ...

Francis Lawrence’s adaptation of Stephen King’s The Long Walk offers a less action-packed and more dystopian vision of the ...

A new study theorizes that evolution ticks at different speeds, especially when a big group of organisms first appears.

Europa has long been the darling of the search for life beyond Earth. The reason is simple: beneath its cracked, icy shell ...