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Two independent papers vanquish lingering doubts about LIGO’s historic discovery of gravitational waves.
Quasars powered by supermassive black holes have been unexpectedly vanishing. Scientists have started to figure out why.
A scientist and programmer with a literary bent, Valeria Pettorino thinks multiple angles and diverse points of view are needed to unriddle the nature of dark matter and dark energy.
Hot spots have been discovered orbiting just outside the supermassive black hole at the galaxy’s center. Their motions have given us the closest look at that violent environment.
The new finding is challenging established theories of how planets come to be.