The scientific wonderers at What If explore the catastrophic destruction that would occur if Earth’s core suddenly exploded.

According to scientists, red supergiant stars should produce more supernovas. But astronomers just aren’t spotting them. Here ...

Just before 9 a.m. EDT on March 17, a meteor entered the atmosphere over Lake Erie and caused a sonic boom recorded on video ...

Astronomy Hubble revisits stunning Trifid Nebula after 30 years, and spots a growing jet of energy — Space photo of the week Cosmology Largest-ever 3D map of the universe shows 47 million galaxies, ...

NASA’s Hubble telescope captured an “extraordinarily” rare moment of a comet exploding into fragments, the space agency said. The comet K1, whose full name is C/2025 K1 (ATLAS), was caught fragmenting ...

Deep inside Earth, two massive hot rock structures have been quietly shaping the planet’s magnetic field for millions of years. Using ancient magnetic records and advanced simulations, scientists ...

It was quite a leap. Conspiracy theorists are being brought back down to Earth after NASA scientists debunked a wild claim that the space agency was hiding knowledge about an event that could result ...

Earth may have won a cosmic chemistry lottery. Researchers found that during the planet’s earliest formation, oxygen had to be in an extremely narrow “Goldilocks zone” for two life-essential elements, ...