A recently discovered "super Earth" located around 25 light-years from our planet is not as massive as previously thought, ...

Scientists are calling for a lunar quarantine facility where samples from Mars, the Moon, and beyond would be examined before being brought to Earth. They warn that even a tiny alien microorganism ...

Using complex climate models, researchers have pinned down the point at which life will no longer be able to survive on Earth ...

Using the Hobby-Eberly Telescope at McDonald Observatory, astronomers have taken a closer look at a nearby exoplanet and ...

As the sun expands over the coming billions of years, Earth will become inhospitable to any life more complex than a microbe ...

Vegetarians need not worry yet—plants will be on Earth for a long time to come. But not forever. The sun will ultimately ...

Life on Earth is complex and hard to understand, but new research may have finally given us a much-needed glimpse into the patterns that life follows as it spreads across our planet. According to a ...

Long before oceans teemed with life, Earth endured relentless violence. Asteroids slammed into its surface again and again, ...