Study pinpoints when bow and arrow came to North America

Radiocarbon results suggest a single origin and rapid diffusion through cultural transition networks. [...]

Your Phone Pinging Hijacks Your Brain for 7 Seconds, Study Finds

It's tough to ignore the buzz of your phone when a new message arrives. [...]

China Approves the First Brain Chips for Sale—and Has a Plan to Dominate the Industry

While the United States and Europe are moving cautiously forward with clinical trials, China is racing toward the commercialization of brain implants. [...]

'Project Hail Mary' Creator Andy Weir Just Taught Me a Surprising Thing About Sci-Fi

I spoke with Andy Weir about the adaptation of his hit novel, Project Hail Mary. Our conversation quickly turned into a mind-blowing lesson about science fiction. [...]

Monte Verde site gets a new date, but the big picture doesn't change

Stop trying to make "Clovis First" happen; it's not going to happen. [...]

The US is looking at a year of chaotic weather

Massive Western heat wave, potential El Niño raise concerns about unpredictable, extreme weather. [...]

Iran War Puts Global Energy Markets on the Brink of a Worst-Case Scenario

“This will be so, so, so, so, so bad,” one analyst says. [...]

Perseverance’s radar revealed ancient subsurface river delta on Mars

There may be a river delta hidden under the obvious delta in a Martian crater. [...]

'The 'engineering of addiction' explained — 3 ways Meta and YouTube have harmed young users, according to the landmark case

The science of smartphone addiction, according to the landmark Meta-Google ruling. [...]