Two enormous structures that sit at the border between the Earth's mantle and its core have puzzled scientists for decades.

Our planet’s magnetosphere has seen dramatic shifts across its history—even total reversals—but this recent wrinkle doesn’t ...

Recently, astrophysicist Avi Loeb claimed that 3I/ATLAS boasts a “heartbeat”-like pulse that could provide evidence of the ...

Scientists found 3.3 billion-year-old biosignatures in ancient meteorites and fossils—a billion years older than we thought ...

New evidence from rocks, molecules and machine learning is forcing scientists to redraw the opening chapters of Earth’s story ...

Fresh evidence suggests early Earth wasn’t locked under a rigid stagnant lid but was already experiencing intense subduction.

Researchers looked through historical documents dating back to the fourth century to find total solar eclipses. When you purchase through links on our site, we may earn an affiliate commission. Here’s ...

Deep in the Earth beneath us lie two blobs the size of continents. One is under Africa, the other under the Pacific Ocean. The blobs have their roots 2,900 kilometers below the surface, almost halfway ...

Conventionally, the moon is thought to have formed during one big impact, but a three-impact model might make more sense ...

BRYAN, Texas (KBTX) - Happy Earth Day! The very first Earth Day was celebrated 54 years ago, on April 22nd, 1970… but how did this holiday get started? In the years leading up to the inaugural ...

For over 50 years, Earth Day has been celebrated across the country, and the globe, through the mobilization for environmental causes. While it may seem strange to think of a world without ecological ...