Scientists discovered that methyl halides, a gas produced by microbes, could be a biosignature for life on distant planets.

The Earth had recently formed (4,600 million years ... Credit: MARK GARLICK/SCIENCE PHOTO LIBRARY/Getty Images The moon is weird. It's completely unlike anything else in the solar system.

The leading explanation for all of these mysteries is known as the giant impact hypothesis. According to this story, when the ...

Dive into the depths of the ocean and discover the most bizarre sea creatures that have evolved over billions of years.

IT’S been nearly 40 years since the first planet outside of our Solar System was discovered. Since then, more than 5,800 ...

The James Webb Space Telescope is helping scientists study a strange mass about 20 light-years from Earth. Traveling unpredictably through the cosmos, the mass is thought to be either a rogue planet ...