Monisha Ravisetti was a science writer at CNET. She covered climate change, space rockets, mathematical puzzles, dinosaur bones, black holes, supernovas, and sometimes, the drama of philosophical ...

Some 4.6 billion years ago, Earth was nothing like the gentle blue planet we know today. Frequent and violent celestial impacts churned its surface and interior into a seething ocean of magma—an ...

The discovery could help scientists better understand where water is on the lunar surface, knowledge that could be used in future crewed moon missions. When you purchase through links on our site, we ...

Our atmosphere holds a lot of water. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. So, how much water is in the atmosphere at any one time? How ...

When humans pump groundwater, it has a substantial impact on the tilt of Earth’s rotation. Additionally, a study documents just how much of an influence groundwater pumping has on climate change.