From fast-moving rivers to trickling creeks, scientists around the world work to measure discharge, or the volume of water ...

To understand what Americans are experiencing with this winter blast, we need to look more than 20 miles above the surface of ...

An asteroid has effectively become a long-term "quasi-moon" to Earth, shadowing our planet in a shared solar orbit until the year 2083, according to recent findings published in IOP Science.

The discovery of a new celestial object in the Earth's neighborhood has created a buzz online asking whether the planet now has a second moon in its orbit. Any thoughts that Earth is now going to be ...

This shifts our entire perspective on what makes a planet “Earth-like.” Nature is far more creative than our own solar system suggests. The universe might be teeming with “magma-shielded” worlds that ...