Purple Earth Hypothesis suggests Earth was once a purple planet. Early microbes used retinal, not chlorophyll, for ...

A recently discovered asteroid, named 2024 YR4, has on average a 2% chance of hitting Earth in 2032. While those odds of an impact are slim, astronomers are closely tracking the space rock to ...

Earth's Inner Core Is Undergoing a Transformation Feb. 10, 2025 — Earth's inner core is undergoing structural transformation. Located 3,000 miles below the Earth's surface, the inner core is ...

After hours: February 14 at 6:05:16 PM EST Loading Chart for PRPL ...

The Earth Institute was established in 1995 to advance our understanding of Earth science and apply that knowledge to decisions made by governments and businesses around the world. A world leader in ...