Is AI bad for critical thinking? It depends on when you use it
Using AI later in solving tough problems boosts critical thinking and memory, a study shows, highlighting trade-offs between speed and reasoning.
Category: Science
Mini lake meets snowy rim of Canada’s oldest ice mass — Earth from space
A 2010 satellite photo shows the point where a small lake bisects the snowy rim of an ancient glacier on Canada’s Baffin Island. The rippling
Homo erectus’ tools include stunning geodes and fossils, possibly as a way to connect with the cosmos, study finds
Homo erectus may have deliberately selected rocks embedded with fossils and crystals to craft their hand axes — possibly to serve as mediators between humans
‘Really, really weird’: Physicists entangle two moving atoms for the first time, validating ‘spooky’ quantum theory
For the first time, scientists have observed quantum entanglement in the momentum of massive particles. The result, decades in the making, could help physicists probe
Fluoride in U.S. drinking water does not reduce IQ, a new study finds
Claims that fluoride in drinking water causes cognitive delays in kids are driving U.S. policy. A new study finds no evidence to back them.
Stone Age tombs in Scotland reveal ‘webs of descent’ among male relatives
An analysis of DNA from Stone Age skeletons buried in Scotland reveals how people organized the burial of their dead.
‘Oslo patient’ likely cured of HIV after getting stem cell transplant from his brother, who is genetically resistant to the virus
A man known as the “Oslo patient” joins a short list of people in long-term remission from HIV following bone marrow transplants.
Antiseptic-tolerant germs spread through the air in hospitals, early study hints
Trace amounts of antiseptic chemicals in hospital rooms may be driving tolerance and resistance in bacteria, a study finds.
Artemis II Astronauts Aboard USS John P. Murtha
NASA astronauts Reid Wiseman, commander; left, Christina Koch, mission specialist; CSA (Canadian Space Agency) astronaut Jeremy Hansen, mission specialist; and NASA astronaut Victor Glover, Artemis
The AI Revolution in Math Has Arrived
The tipping point came in the summer of 2025. That July, several artificial intelligence models solved five out of six problems at the International Mathematical
Talking dogs and chatty cats could one day ‘speak’ in our language
Advances in decoding animal sounds might someday make animal translators a possibility.
Sperm quality is at its peak in the summer, study finds
Seasonal shifts in behavior — not temperature — may subtly influence sperm motility. Whether this variation in sperm quality influences fertility remains to be seen.
Scientists are trying to build a vaccine that works against almost any respiratory pathogen — here’s how close they are.
A nasal spray in mice boosted lung immunity against viruses, bacteria and allergens — but a truly universal vaccine is still years away.
Idol of Pomos: A 5,000-year-old fertility figurine from Cyprus that wears a miniature version of herself on a necklace
The cross-shaped figurine has become a potent symbol of Cyprus’ contribution to prehistory.