Since Galileo first observed them through his telescope in the early 1600s, sunspots have fascinated scientists.

A still image from a numerical simulation of a black-hole binary merger. Credit: LIGO - N. Fischer, H. Pfeiffer, A. Buonanno ...

Researchers from the Max Planck Institute of Immunobiology and Epigenetics in Freiburg and ETH Zürich have created the first integrated map detailing ...

Collaboration has detected the merger of the most massive black holes ever observed with gravitational waves, using the US ...