NASA is preparing six new airborne science missions that will investigate some of Earth’s most complex environmental changes, ...

Picture all of Earth’s oceans, which cover about 70% of the planet and are mostly made of hydrogen. Now multiply that by nine. That may be the amount of hydrogen in Earth’s core, possibly making it ...

A new paper, published today in Science, outlines the discovery of a potentially Earth-like atmosphere surrounding a nearby ...

The discovery boosts the chances of finding extraterrestrial life.

Scientists have long known that Earth's core is mostly made of iron, but the density is not high enough for it to be pure iron, meaning lighter elements exist in the core, as well. In particular, it's ...

Microorganisms from our planet could survive on celestial bodies where water is present, such as Mars. That is the conclusion of Ph.D. candidate Tommaso Zaccaria after experiments with simulated space ...

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On August 12, 2026, lucky viewers in and around Greenland, Iceland and Spain—weather allowing—will be able to see one of ...