Articles on Astronomy

Displaying 1 - 20 of 344 articles

In the beginning, the Universe expanded very, very fast. Flickr/Jamie

Curious Kids: what started the Big Bang?

What caused the Big Bang is still a mystery. And that's just one of the many unanswered questions, in spite of everything we do know about the birth of the Universe.
A simulation of the latest binary black hole merger detected by LIGO. Blue indicates weak fields and yellow indicates strong fields. Numerical-relativistic Simulation: S Ossokine, A Buonanno (Max Planck Institute for Gravitational Physics) and the Simulating eXtreme Spacetime project Scientific Visualization: T Dietrich (Max Planck Institute for Gravitational Physics), R Haas (NCSA)

A new discovery of gravitational waves has black holes in a spin

Scientists have made a third detection of gravitational waves, again caused by the merger of two black holes. But they think there's something different about the black holes in this case.

Top contributors