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- SCIENTIFIC AMERICANA DAY AGO

What makes ice slippery? Scientists may have finally figured it out
The reason we slip and slide on ice—a phenomenon central to figure skating, curling and other Winter Olympic events—is a centuries-old physics mystery that may have finally been cracked
- SCIENTIFIC AMERICANA DAY AGO

Listen to the oldest known recording of a whale
Researchers have rediscovered a 77-year-old recording of a haunting song that now has been determined to have come from a humpback whale
- SCIENTIFIC AMERICANA DAY AGO

Could aliens in another galaxy see dinosaurs on Earth?
How big would a telescope need to be to see Earth's dinosaurs from 66 million light-years away? Think big—and then think bigger
- SCIENTIFIC AMERICANA DAY AGO

NASA completes a critical test of Artemis II, paving the way for launch to the moon
By completing a second 'wet dress rehearsal' of its upcoming moon mission, NASA may be on track for a March launch date
- SCIENTIFIC AMERICANA DAY AGO

Trump administration slashes mercury regulations from coal plants
Mercury pollution from coal plants has been tied to serious neurological problems, especially in children and babies
- SCIENTIFIC AMERICAN19 HOURS AGO

FDA wants to make more drugs available over the counter, but experts have raised safety concerns
The FDA is reportedly considering broadening the types of drugs that can be sold without a prescription, a move some pharmacy experts say could raise safety risks
- SCIENTIFIC AMERICANA DAY AGO

Trump’s order to release evidence for aliens obscures the scientific search for extraterrestrial life
On Thursday the U.S. president ordered the release of federal files related to UFOs and aliens, although no evidence of extraterrestrials visiting Earth is known to exist
- SCIENTIFIC AMERICAN5 HOURS AGO

Incredible image shows what 2026’s first solar eclipse looked like from space
A satellite captured a recent "ring of fire" eclipse from a stunning new angle
- SCIENTIFIC AMERICAN5 HOURS AGO

Anthropic’s safety-first AI collides with the Pentagon as Claude expands into autonomous agents
As Anthropic releases its most autonomous agents yet, a mounting clash with the military reveals the impossible choice between global scaling and a "safety first" ethos
- SCIENTIFIC AMERICAN4 HOURS AGO

‘An AlphaFold 4’—scientists marvel at DeepMind drug spin-off’s exclusive new AI
Isomorphic Lab's proprietary drug-discovery model is a major advance, but scientists developing open-source tools are left guessing how to achieve similar results