People in 18 U.S. states could see the green or red glow of the aurora in the sky Monday night. According to weather ...

The comet will come closest to Earth on Oct. 20. There's hope that it may become bright enough to glimpse with the naked eye.

People in states like Montana, North Dakota, Minnesota, Washington, South Dakota, Michigan, Maine, Vermont, New Hampshire, ...

Another dazzling display of northern lights could be visible tonight with the prediction of a minor geomagnetic storm, ...

The Sept. 7 to Sept. 8 lunar eclipse will span more than five hours, with an 82-minute totality phase. The eclipse will begin at 11:28 a.m. EDT, meaning the side of the Earth with the U.S. will be ...

A total lunar eclipse will soon cause the moon to appear a rusty-red color in some parts of the world, but not the U.S. or ...

Everything is born out of nothing,” said Ivan Smalyukh, a physicist at the University of Colorado Boulder. “All you do is shine a light, and this whole world of time crystals emerges.”. In a paper in ...

The Space Weather Prediction Center has issued a G3 Geomagnetic Storm Watch for Monday night. This means the northern lights ...

Light still holds surprises—as demonstrated by researchers from the Ultrafast Phenomena Lab at the Faculty of Physics, University of Warsaw, in collaboration with the Institute of Low Temperature and ...