A subtle mission change at OpenAI signals a major governance shift. Here’s how its new structure, investor pressure and lawsuits could reshape AI safety.

Scientists have created a wearable sensor that attaches to your underwear and tracks your gut bacteria in real time by measuring the hydrogen gas in your flatulence. And no, that’s not a setup for a ...

Running, cycling, or even just walking might work as well as popping a pill when it comes to depression. A sweeping analysis of nearly 80,000 people found that exercise reduced depression symptoms ...

Sarah scrolls past a Facebook post warning that vitamin deficiency causes bleeding gums and a weakened immune system. The post claims multivitamins can fix it. Two days later, she sees a fact-check ...

It’s another joyous Monday, and on your way to work, someone cuts you off in traffic. When you arrive at the office, you’re on the receiving end of a testy email from your boss. When you arrive home, ...

Consciousness may actually pause while you’re awake. The brain patterns during mind blanking resemble markers seen in deep sleep or anesthesia (disrupted connectivity, impaired sensory processing) but ...

Research led by Tyler Giles (Wellsley College), Daniel Hungerman (University of Notre Dame), and Tamar Oostrom (The Ohio State University.) ...

African lions living in widely separated populations in Tanzania and Zimbabwe roar in noticeably different ways, according to research suggesting one of nature’s most iconic sounds varies by geography ...

PORTLAND, Ore. — Researchers have created human embryos by taking nuclei from ordinary skin cells, placing them into donated eggs, and fertilizing them with sperm. The work is a laboratory ...

MELBOURNE — Australian researchers are proposing a deceptively simple health metric that could change how athletes and everyday exercisers monitor their training: counting heartbeats like calories.

LIVERPOOL, England — Most of us already know that water is essential for staying healthy. But new research suggests that how much you drink each day could also affect how your body reacts to stress.

SAN DIEGO — A tiny stretch of DNA that’s been quietly evolving in humans for millions of years might hold the key to understanding what makes our brains different from our closest animal relatives.