At first glance, some scientific research can seem, well, impractical. When physicists began exploring the strange, subatomic ...

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

Earths, vast underground oceans of molten rock may be quietly doing the work of life’s first line of defense: generating ...

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

During their 167-day mission, the four crew members travelled nearly 71 million miles and completed more than 2 670 orbits ...

A company called Reflect Orbital wants to illuminate the Earth after sunset with orbital sky mirrors, raising alarm bells.