The scientific wonderers at What If travel back to a younger solar system to witness the violent collisions and the alien landscape of our planet's earliest days.

Scientists outline how a once-in-a-century solar storm could disrupt the technology modern society depends on.

Deep within massive rocky exoplanets, hidden oceans of molten rock may be generating powerful magnetic fields in an ...

The latest entry in the world's best horror sci-fi franchise, Alien: Romulus, is a hit on HBO Max. Here's what you should ...

The Artemis 2 crew had a front row view of a total solar eclipse from beyond the moon, one of the rarest sights in ...

The National Air and Space Museum’s Virginia location now displays the objects which represent critical leaps forward in ...

In these science fiction books, extraterrestrial beings are sympathetic, horrifying and everything in between.

In October 1989, a blast from the sun flung out a stream of super-powered protons. This solar storm lasted for days and ...

To date, over 5000 exoplanets have been discovered using telescopes on the ground and in space. Credit: NASA/JPL-Caltech ...

For a long time, it was thought that this [technique] required telescopes in space,” says John Mather, the Nobel ...

A Guatemalan national in the U.S. illegally — who authorities say entered as a "gotaway" and had never been encountered by federal immigration officials — has been charged in a fatal stabbing in ...