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A DAY AGO
These Birds Are Louder Than Elephants, Jackhammers and Chain Saws
A new study has identified two species of Brazilian birds, the bare-throated bellbird and the red-legged seriema, as the loudest in nature.
A DAY AGO
What Are the Biggest Questions in Science Today? 100 Scientists Weigh In.
We asked 100 scientists about unsolved problems in their fields. They sent back provocations — on the origins of life, the possibilities for human progress and much more.
A DAY AGO
Nobel Prize in Physiology or Medicine Is Awarded for Discoveries in Neuroscience
Karl Deisseroth, Peter Hegemann and Georg Nagel were recognized for their work on light-gated ion channels and optogenetics, a technique that uses pulses of light to activate neurons in the brain.
- SCIENTIFIC AMERICANA DAY AGO

United Arab Emirates to launch spacecraft to probe seven asteroids in 2028
The country's space program is new and ambitious, having already sent a mission into Mars orbit
- SCIENTIFIC AMERICAN17 HOURS AGO

2026 Nobel Prize in Physics awarded to Francis Halzen for discovery of high-energy neutrinos
Francis Halzen is a leader in the study of neutrinos, ghostly particles from across the universe that hint at exciting new physics
18 HOURS AGO
In Race With U.S., China Struggles to Recruit Foreign A.I. Researchers
China’s booming artificial intelligence sector has given local researchers good reason to remain in the country, but it has yet to lure overseas scientists despite a government push.
- SCIENTIFIC AMERICAN10 HOURS AGO

Two meteor showers are lighting up the October sky—here’s how to see them
The Draconids and Orionids both peak this month
- SCIENTIFIC AMERICANA DAY AGO

These Super Mario levels are mathematically unsolvable
In math and Mario Land, there are questions that are algorithmically undecidable, meaning they will demonstrably never have an answer
- SCIENTIFIC AMERICAN12 HOURS AGO

What makes a good AI safety test? Experts explain why even the best techniques may not be powerful enough
"With today's science we usually can't show with high confidence that dangerous behavior isn't there"
16 HOURS AGO
Nobel Prizes 2026: What to Know
The recipients of the six awards in science, literature, economics and peace work are being announced this week.
7 HOURS AGO
Energy Firms Try to Squeeze More Power Out of Old Nuclear Plants
It takes a long time to build new nuclear plants. So, some U.S. companies are looking to get more electricity out of reactors that already exist.
6 HOURS AGO
Supreme Court Hears Boulder Climate Case
Monday’s arguments were highly technical. A decision about whether the case could move forward isn’t expected until June or July.
A DAY AGO
A Supreme Court Battle Over Climate Change Begins
The justices are about to hear a lawsuit that could determine whether the oil industry faces billions of dollars in liability for damages caused by global warming.
- SCIENTIFIC AMERICAN4 HOURS AGO

OpenAI unleashes hundreds more math results upon a field already in shock
A month after resolving one of the six biggest open problems in mathematics, the company says its new internal model has toppled heaps more—this time without the multimillion-dollar price tag
3 HOURS AGO
OpenAI Releases Findings on 377 Math Problems, Further Roiling Field
After a previous solution angered mathematicians, the company characterized the new release as being more responsive to concerns about A.I. disrupting research.