The return of the Presidential Physical Fitness Award is missing the point, health experts say
Researchers say that President Donald Trump’s resurrection of widely maligned fitness testing in schools is “half-baked” and unlikely to move the needle on youth physical activity alone
Gas prices are spiking. So why aren’t U.S. oil companies drilling more?
As the U.S. and Iran fight for dominance in the Strait of Hormuz, U.S. gas prices are continuing to rise—and production might not keep up
The brain processes overheard words under anesthesia, but it may not remember them
A study of people who underwent surgery to treat epilepsy suggests the hippocampus may process words and speech when people are under general anesthesia, even though the study participants didn’t remember them
Antinicotine advocates and lawmakers criticize the FDA’s decision to approve flavored vapes
The president had vowed to “save vaping” on the campaign trail in 2024, but the decision is already drawing fire from antinicotine advocates and a bipartisan group of lawmakers
A 1,500-foot tsunami took scientists by surprise. Now we know why it happened
By chance a tour boat avoided a deadly tsunami set off by the retreat of Alaska's coastal glaciers. Scientists are working to spot landslides like the one that caused the massive wave to warn people in harm's way
‘Touchy-feely’ dark matter is having a moment
Models giving dark matter more complex behavior could help solve multiple cosmic mysteries
What happens when you let AI agents run an entire start-up
Journalist Evan Ratliff explores what happens when AI agents are given real autonomy to build and run a start‑up from scratch
Carbon dioxide levels in the atmosphere just hit a ‘depressing’ new record
These data come from the National Oceanic and Atmospheric Administration’s Mauna Loa Observatory, which may soon be shut down because of proposed government budget cuts
Babies may ‘catch’ yawns from their mother in the womb, new study finds
Researchers found that fetuses were more likely to yawn when their mother did, suggesting humans may experience yawn contagion throughout their life
Why some mathematicians think we should abandon pi
A growing minority believes it’s a mistake to tie so many mathematical formulas to the famed 3.14... value. Another value, tau, could be better
Jeff Bezos’s Blue Origin moon lander completes a crucial test as race with SpaceX heats up
NASA announced that this uncrewed lander, named Endurance, completed vacuum testing on Earth—a key step toward a planned launch later this year
Does a psychedelic trip change your brain? A new study offers a tantalizing clue
Scientists gave people a “heroic” dose of psilocybin and then looked at their brain. Here’s what happened