K2-18b, an exoplanet 120 light-years away, may be the best hope to confirm that life exists beyond Earth. Here's what to know ...

The timing of the origin of life on Earth is mysterious. However, by looking deeply into Earth’s ancient rocks and deeply ...

(Web Desk) - A ‘super-Earth’ exoplanet has been found outside of our solar system and it could have the right conditions to ...

Warmer climates than Earth’s could accelerate life’s development, potentially increasing the number of planets with more ...

Upon further investigation, it seems that Gliese 581d may be the only one of the two actually in the habitable zone, and its ...

Astronomers have detected the most promising signs yet of a possible biosignature outside the solar system, although they ...

Comets that have hit Earth have been a mixed bag. Early in Earth's history, during the solar system's chaotic beginning, they ...

"One of the benefits of Mars is life insurance for life collectively," Musk said in an interview with Fox News. "So ...

Earth's forests play a critical role in keeping our planet habitable. Often called the "lungs of the Earth," forests cover ...