S. Justin Thomas, Ph.D., associate professor in the Department of Psychiatry and Behavioral Neurobiology, specializes in behavioral sleep medicine and says the relationship between red light and ...

What really happens after you hit enter on that AI prompt? WSJ’s Joanna Stern heads inside a data center to trace the journey and then grills up some steaks to show just how much energy it takes to ...

Here’s what you’ll learn when you read this story: Although people often say nothing travels faster than the speed of light, this cosmic speed limit only pertains to particles with information or mass ...

Scientists have long studied the role of dopamine, a chemical in the brain that helps control learning and movement, in order to better understand Parkinson's disease, schizophrenia, and ...

China is developing reusable rockets to launch in 2025 and 2026. See the 'net' technology they will use to catch the booster when it returns to Earth in this animation. Credit: Space.com | footage ...

Researchers have developed a technology to invisibly transmit information disguised as background thermal radiation. Using a phenomenon called "negative light," they transferred 100 kilobits of data ...

A new study finds that certain patterns of AI use are driving cognitive fatigue, while others can help reduce burnout. by Julie Bedard, Matthew Kropp, Megan Hsu, Olivia T. Karaman, Jason Hawes and ...

Hair loss isn’t always dramatic. It can be incremental. You start noticing a bit more scalp in harsh bathroom lighting; a tiny bald spot when you tie your hair up in a ponytail. The shower drain is ...

Thanks to modern LED bulbs, light is cheaper than ever to make—except for one particular kind. Three University of Chicago scientists have announced an innovative way to create infrared light, which ...

If you’re in the market for a new mattress—or find yourself stacking pillows to get comfortable or ease aches—you may be wondering whether it’s time to spring for an adjustable bed frame. There are ...

The percentage of teachers who are using artificial intelligence-driven tools in their classrooms nearly doubled between 2023 and 2025, according to data from the EdWeek Research Center. In 2023, a ...