In this video, scientists from NCAR and Lockheed Martin simulate the formation of a solar flare, including for the first time the spectrum of light emissions known to be associated with such flares.

Right at the brink of a black hole, gravity twists space and time so violently that ordinary physics starts to fall apart.

In context: Supermassive black holes are among the most extreme phenomena that humans have discovered in outer space. They possess a mass hundreds of thousands, or even millions to billions of times ...

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...