News
- Artificial Intelligence
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.
- Health & Medicine
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.
- Animals
For gray whales, San Francisco Bay is becoming a deadly pit stop
Climate change could be forcing gray whales to seek food in San Francisco Bay, where vessel strikes may be driving rising deaths.
- Space
Artemis II ends its historic lunar journey
After looping around the moon, the Artemis II crew — and their capsule’s heat shield — passed the mission’s final major test: coming home.
- Cosmology
Exploding black holes could explain an antimatter mystery
Shock waves from tiny black holes in the early universe could explain how antimatter became so rare while matter is common.
- Neuroscience
Seeing and imagining activate some of the same brain cells
By recording brain activity directly, scientists showed that imagining an object can revive parts of the neural pattern used to see it.
- Climate
Emperor penguins are marching toward extinction. Antarctica fur seals too
Conservationists now list the penguins and seals as “Endangered.” Climate change in Antarctica has led to plunging populations.
- Space
Even before splashdown, Artemis II is delivering a scientific treasure trove
The Artemis II moon flyby may be over, but the hunt for scientific treasures in the trove of data collected is just starting.
- Environment
Hawaii is turning ocean plastic into roads to fight pollution
The ocean plastic that washes up on Hawaii’s beaches is recycled into asphalt to pave roads. The roads are then tested for microplastic pollution.
- Paleontology
Mummified reptile hints at the origins of how we breathe
A cave preserved two animals’ rib cages, cartilage and even traces of protein, revealing a flexible breathing apparatus like that of today’s land dwellers.
- Paleontology
The ‘oldest fossil octopus’ is probably another animal
In 2000, researchers thought they found the oldest fossil octopus, which lived over 300 million years ago. But it may just be a half-rotten nautilus.
- Space
The first-ever ‘Earthset’ image marks another Artemis II milestone
As NASA’s Orion spacecraft slipped behind the farside of the moon, the astronauts captured the crescent of Earth setting over the moon’s horizon.
