At the top of the world, there is a sea—the remains of one, at least. The summit rocks of Mount Everest, the highest ...

Explore the wonders of red sprites captured over a thunderstorm in Tibet. Understand their significance in atmospheric ...

J.R.R. Tolkien is easily one of the greatest writers in history, perhaps the greatest fantasy writer of all time. The history ...

Solar panels are next to useless in the outer solar system, so NASA’s Voyager probes rely on nuclear batteries—technology ...

How do we power missions in the outer reaches of our solar system and beyond? The solution, developed in the '60s, can last ...

Although black hole radiation can be catastrophic in some cases, it may assist life once oxygen has accumulated in the planet ...

At the center of most large galaxies, including our Milky Way, sits a supermassive black hole. These powerful objects sometimes enter active galactic nucleus (AGN) mode, where they pull in gas and ...

Computer scientist and podcaster Lex Fridman has talked about living in India for a few weeks, calling it a "magical ...

A shrinking thermosphere means less drag, which could hinder the natural removal of space debris impacting satellites, as per ...

Researchers found that rising methane levels could have a significant impact on ozone recovery, particularly in the polar regions. The ozone layer acts as Earth’s protective shield, blocking harmful ...

Here's what makes the lunar eclipse special and different ... Earth and leading to a minutes-long period of darkness. The resulting "totality," whereby observers can see the outermost layer ...