Fire is a fundamental part of life on Earth. But what is it really? Science tells us it isn't matter at all, but a chemical ...

Using the Einstein Probe (EP), astronomers have detected a new X-ray transient event, which turned out to be an X-ray flare ...

Scientists are developing new methods to turn black hole images into time-resolved 3D movies, revealing how plasma, jets, and gravity behave near event horizons ...

Would the explosion of 93 million miles of plasma interfere with power grids and GPS and light up the night sky in glowing ...

A new theory suggests fusion reactors could help scientists search for axions, mysterious particles that may explain dark ...

From auroras at 36,000 feet to comet flybys and eclipses, these are the standout images our readers shared with Space.com in ...

In a post that has since been viewed nearly 18 million times, Bryan Johnson gushed about his mysterious girlfriend alongside ...