For ages, Earth has been known as a blue planet, a vision largely shaped by the vast oceans that cover three-quarters of its ...

Webb has two decades ahead of it, but it's already captured some stunning images. Here are 35 of our favorites.

A newly discovered green comet tracked by telescopes has likely broken apart as it swung by the sun, dashing hopes of a naked ...

Possible dark galaxy discovered near Milky Way Emits no visible light, made of hydrogen and dark matter Detected using Green ...

NEW YORK -- A newly discovered green comet tracked by telescopes has likely broken apart as it swung by the sun, dashing hopes of a naked-eye spectacle.

And while both offensive powerhouses will be back in time for the post-season to commence in a week, there is a much darker cloud hanging over the organization on the defensive side of things.

Under normal circumstances, bile turns dark brown as it passes through the digestive tract. But when digestion speeds up, bile can remain green, and the stool will usually be loosely formed or watery.

Donald Trump authorizes U.S. military to take control of land on southern border Here's the Average Social Security Benefit at Ages 62, 67, and 70 Airports set to scrap boarding passes and check ...

Sarah Wynn-Williams, Facebook’s former head of Global Public Policy, testified before the U.S. Senate today about the company’s relationship with China. According to Wynn-Williams, the company ...