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- SCIENTIFIC AMERICANA DAY AGO

How the new FDA-approved ingredient bemotrizinol enhances sunscreen protection
Dermatologists and skincare aficionados are excited for the U.S. to finally get a new, more protective sunscreen filter after more than 20 years of regulatory roadblocks. Here's how bemotrizinol works
- SCIENTIFIC AMERICAN14 HOURS AGO

The surprising science behind the 2026 World Cup grass
How scientists are engineering the perfect World Cup pitch—one so flawless that players never notice it
- SCIENTIFIC AMERICAN14 HOURS AGO

The World Cup could be a petri dish for disease. Wastewater could sound the alarm
As millions of soccer fans pack FIFA World Cup venues, public health scientists created a wastewater monitoring network to forecast potential disease threats—from measles to Ebola
- SCIENTIFIC AMERICAN13 HOURS AGO

How Canadian rock duo Angine de Poitrine play with neurobiology and physics to make viral music
Angine de Poitrine don't abide by the usual rules of Western music, using their own custom-built guitar to strike notes that shouldn't exist
- SCIENTIFIC AMERICAN10 HOURS AGO

How FIFA is engineering natural grass for the 2026 World Cup
FIFA is building temporary natural-grass fields meant to play consistently across 16 stadiums in three countries
- SCIENTIFIC AMERICAN11 HOURS AGO

Cats, unlike dogs and toddlers, help you only when it helps them
Dogs spontaneously aid struggling humans the way young children do—whereas cats wait until they stand to benefit
- SCIENTIFIC AMERICAN9 HOURS AGO

Largest whale ‘graveyard’ discovered, with skeletons spanning 5 million years
The fossilized remains of more than 450 whales have amassed along a 750-mile-long stretch of the Indian Ocean floor
9 HOURS AGO
Indonesia Landslides Devastated Endangered Orangutans, Study Finds
More than 5 percent of the species is estimated to have been lost when a climate-fueled storm unleashed torrents of water, mud and debris.
- SCIENTIFIC AMERICAN8 HOURS AGO

How to build kids’ ‘cognitive endurance’ in an age of distraction
The ability to run "mental marathons" is a skill children can learn through simple, but dedicated, practice
- SCIENTIFIC AMERICAN8 HOURS AGO

How to tell if your dog is left-pawed or right-pawed, according to science
A step-by-step guide to the "Doginburgh Inventory," a new pawedness test developed by dog behavior researchers
7 HOURS AGO
NASA Crew-12 Commander Captures Snaky Southern Lights From Space Station
The footage of the aurora over Earth’s Southern Hemisphere was shared on Sunday by Jessica Meir, commander of NASA’s Crew-12 mission.
- SCIENTIFIC AMERICAN7 HOURS AGO

AI scores a ‘C–’ on its hardest math test yet
The second batch of "First Proof" problems is meant to evaluate AI's usefulness for research-level math. The best model got six or seven of the 10 questions basically right
- SCIENTIFIC AMERICAN6 HOURS AGO

Report of gene-edited human embryos sparks worries about the technology’s future uses
Eight years after a Chinese scientist's report of gene-edited babies shocked the world, U.S. scientists reported editing embryos not meant for pregnancies using a more precise technique
- SCIENTIFIC AMERICAN4 HOURS AGO

The U.S. is getting hit with severe stormy weather—here’s what’s stewing in the atmosphere
Cold fronts colliding with warm, humid air from the Gulf of Mexico could cause dangerous weather conditions, forecasters say
4 HOURS AGO
Nearly Everyone, Everywhere, Veers Left When Walking
Researchers are at a loss for why people across cultures and ages, regardless of their dominant hand, have a natural bias toward wandering in a counterclockwise direction.