Physicists at the University of Colorado Boulder have demonstrated a new kind of vacuum ultraviolet laser that is 100 to 1,000 times more efficient than existing technologies of its kind. The ...

In the summer of 2024, the researchers hit the road, chasing storms from Florida to Pennsylvania. Finally, they got lucky: While camped out during a thunderstorm in Pembroke, North Carolina, they ...

When a predator like a lion walks through the grasslands, it makes its presence known by roaring, which can be heard miles away. Since the lion is at the top of the food chain, it doesn’t particularly ...

The space between galaxies is not empty. In a new map of the early universe, those “blank” stretches take on a faint, ...

Astronomers with the Hobby-Eberly Telescope Dark Energy Experiment (HETDEX) have used data from the project to make the ...

Because adequate sunlight and vitamin D appear to reduce the prevalence of seasonal affective disorder, various specialty lamps have been created to provide this light. Sun lamps, also known as "happy ...

OpenAI is reportedly hard at work developing a series of AI-powered devices, including smart glasses, a smart speaker and a smart lamp. According to reporting by The Information, the AI company has a ...

Blue light is a high-energy part of visible light from the sun, screens, and light-emitting diode (LED) bulbs. Your cornea and lens don’t block blue light the way they block ultraviolet (UV) rays.

As Britain hums with the innovations of the Industrial Revolution, a young woman envisions a machine unlike any the world has seen, one that could go beyond arithmetic to manipulate symbols, generate ...

Use these tips to speed up your Windows 11 PC—no matter its age or hardware—while keeping its look and full functionality intact. I've been testing PC and mobile software for more than 20 years, ...