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South American 'Pompeii': Volcanic eruption 22 million years ago preserved a snapshot of the Andes forming
A volcanic eruption 22 million years ago froze a snapshot of the Andes in their youth, revealing a slow-and-steady formation of this formidable mountain range. The eruption, which originated from the Lauca Caldera in w…
Does estrogen protect against dementia? And if so, who should take it?
In women's reproductive years, their brains are exposed to high levels of sex hormones, and their neurons may come to depend on those hormones to function optimally. But leading up to and after menopause, the ovaries pr…
Why do cats lick each other?
In a multicat household, it's common to see one cat licking another. When some people see this behavior, known as allogrooming ("allo" means "another individual"), they assume it's a sign of friendship. But is that rea…
Researchers have introduced a unified framework demonstrating that thermoelectric performance relies on various factors beyond the materials themselves, includ…
Scientists melted diamonds with a powerful laser to take some of the most precise measurements of the mineral's elusive melting point — and found that previous…
Artificial intelligence (AI) algorithms that hunt for cancer may do a better job when they approach the analysis as if they were a human pathologist, a new stu…
The Celestron StarSense Explorer DX 130AZ is a pretty good telescope if your situation calls for a tripod-mounted instrument. If you’ve decided a tripod-mounte…
Given that it's the closest planet to the sun, Mercury seems like it should be the hottest planet in our solar system . However, at a blistering 900 degrees F…
An exceptionally well-preserved fossilized molar belonging to an adult Pacific mastodon has surfaced in a nature preserve near San Francisco. Upon first glanc…
Weakening Atlantic Ocean currents could cripple agriculture in some of the world's major breadbaskets, threatening global food security and raising the price o…
While artificial intelligence (AI) systems can now solve challenging math equations and respond in human-like language, the question of AI consciousness has mo…
Tiny fragments of ancient alien tech may be strewn across the surface of the moon , and it may be relatively easy to find these microscopic relics, scientists …
Giant armored crustaceans, or amphipods, can survive for years without food due to a gene acquired from bacteria that allows them to metabolize alternative ene…
The brain undergoes dramatic changes during puberty and pregnancy, but during menopause, the organ's structure remains remarkably stable, a new study suggests.…
