The quirks of light moving through gas are the cause of stellar twinkling, which can be a bane—and sometimes a boon—for ...

An experiment has visualized a prediction about objects traveling at the speed of light known as the Penrose-Terrell Effect, ...

"It took three unsuccessful attempts before we got it right, but when we did, it appeared exactly as we had imagined it; as a ...

From installing a phone inside a melting glacier to creating a ticker that counts every sunrise in Earth's history, artist Katie Paterson's work explores the expansiveness of deep time.

The record sheds light on the climate early humans experienced when they were spreading out of Africa. A tree-ringed African ...

This was the first time an aurora had been reported from the surface of a planet other than Earth, the researchers noted.

New research from an international group looking at ancient sediment cores in the North Atlantic has for the first time shown ...

The science team behind Perseverance wanted to know whether that glow from the Mars aurora could be seen in the visible ...

White light-emitting diodes (LEDs), the semiconductor devices underpinning the functioning of countless lighting technologies ...

Supermassive black holes are behemoths that weigh in at several million to billion times the mass of our own sun. Like their ...

Arcturus (at a magnitude of -0.05), one of the few stars mentioned by name in the Bible, is a giant, about 25 times the ...

This mind-bending visual twist, known as the Terrell–Penrose effect, was first proposed in 1959 by physicists James Terrell ...