In our galaxy, a supernova explodes about once or twice each century. But historical astronomical records show that the last ...

Some galaxies eject powerful streams of charged particles—jets—from their centers into space. The prominent jet of Messier 87 ...

A reflection-based solar cell design inspired by periscopes achieves near-complete visible transparency and record light ...

A faint aurora borealis, also known as the northern lights, may be visible across northern parts of the United States overnight from Tuesday, January 27 into Wednesday, January 28, as a minor ...

Auroras occur when solar wind collides with Earth’s magnetic field, creating dazzling lights. Learn why auroras appear in red ...

The most precise clocks ever built are now testing Einstein, hunting dark matter, and reshaping how we define time itself. In A Nutshell The world’s most precise clocks are changing how we understand ...

While it has become a word, laser used to be an acronym: “light amplification by stimulated emission of radiation”. But there is an even older technology called a maser, which is the ...

Published in Nature Astronomy, the new map uses fresh observations by the James Webb Space Telescope, aimed at a well-studied ...

Students in the class ENGRI 1100: "Lasers and Photonics" engage in hands-on learning and build a laser for an assignment.

"Until now, it was unknown what type of star would remain after the merger." ...

Scientists have created the sharpest map yet of dark matter, offering new insight into the invisible force that holds galaxies together.

Observations with the Event Horizon Telescope enable researchers to localize the likely base of the central outflow in a ...