6,875 results
6,875 results for: Bears
- Archaeology
Neandertal-like tools found in China present a mystery
A style of primitive stone tools named for the French site where they were first discovered have shown up half a world away.
- Archaeology
A 43,000-year-old Neandertal fingerprint has been found in Spain
An ochre dot in Spain may hold one of the oldest, most complete Neandertal fingerprints, hinting at symbolic behavior in our ancient relatives.
- Animals
Poop is on the menu for a surprising number of animals
A new tally finds dozens of species giving food a second go-round, from babies boosting their microbiomes to adults seeking easier-to-access nutrition.
- Earth
Even epic rainfall may not be enough to refill SoCal’s aquifers
More than a dozen atmospheric rivers dumped rainfall on California in 2023 but replenished only 25 percent of the water lost from aquifers since 2006.
- Animals
A tardigrade protein helped reduce radiation damage in mice
Mouse cells tweaked to produce the tardigrade protein incurred less DNA damage than unaltered cells — hinting at a new tool for cancer patient care.
- Health & Medicine
Don’t wait until menopause to strengthen your bones
Screening for osteoporosis is recommended at age 65, but experts say women should be proactive about bone health long before that.
- Neuroscience
The unique neural wiring of the human hippocampus may maximize memory
Living tissue from the memory centers of people’s brains reveals sparse nerve cell connections that provide strong, reliable signaling between cells.
- Animals
Putting vampire bats on treadmills reveals an unusual metabolism
A bat gym shows that vampires are more like some insects, burning amino acids from blood proteins rather than the carbs or fats other mammals rely on.
- Archaeology
Human ancestors made the oldest known bone tools 1.5 million years ago
The excavation of bone tools at Olduvai Gorge in Tanzania expands the range of ancient hominids’ cultural innovations.
- Life
Early human ancestors didn’t regularly eat meat
Chemicals in the tooth enamel of Australopithecus suggest the early human ancestors ate very little meat, dining on vegetation instead.
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Striving to break the global grip of malnutrition
Editor in chief Nancy Shute discusses the quest for solutions in challenges such as childhood malnutrition, Andean bear conservation and assessing AI’s cognition.
- Earth
More details about the Myanmar earthquake are emerging
A phenomenon called liquefaction, which causes the ground to slump like quicksand, led to significant damage after the Myanmar earthquake. The risk of aftershock remains high.
