The galaxy cluster appears hotter and more mature than it should for its young age, challenging what we think we know about ...

A mysterious cosmic blast 1.3 billion light-years away has left scientists stunned. What began as a familiar stellar event ...

Last year delivered doses of drama and excitement in the space business, with a record number of launches, breathtaking ...

From the Upside Down through the Devil's Anus and beyond. Here are 6 times these theoretical wormholes turned up in sci-fi ...

New high-resolution images show that novae are anything but simple stellar fireworks. One exploded with multiple gas streams colliding almost immediately, while another shockingly delayed its eruption ...

The blast may have been a kilonova — a type of neutron star merger — in the wake of a more traditional supernova.

The Fal'Cie and Etro make appearances throughout Final Fantasy Type-0. There are a few connections between Final Fantasy 15 ...

Adam Riess takes us inside the discovery of dark energy. What does it feel like to make one of the biggest discoveries in physics? Adam Riess knows — because his work revealed that the universe isn’t ...

A superkilonova candidate event, named AT2025ulz, was observed in 2025; LIGO and Virgo first spotted gravitational waves, ...

Astronomers from Durham University have discovered a never-before-seen shock wave around the white dwarf RXJ0528+2838, ...

So, to create a must-read story list for you, we asked our staff to select their favorite pieces of 2025. Alas, while you're drinking leftover hot chocolate or sitting in your room trying to escape ...