6,896 results
6,896 results for: Bears
- Tech
Quantum dots light up cancer cells in mice
Brightly fluorescent crystals known as quantum dots have the potential to seek out cancerous cells in the body, a trick that could lead to highly precise cancer screening.
- Paleontology
Growth Spurt: Teenage tyrannosaurs packed on the pounds
Detailed analyses of tyrannosaur fossils suggest that the creatures experienced an extended growth spurt during adolescence.
- Health & Medicine
Joint Effort: Bacteria in yogurt combat arthritis in rats
Yogurt containing certain types of live bacteria may help prevent or treat arthritis.
- Earth
They’re not briquettes, but they’ll do
Chunks of fossil charcoal found in ancient sediments in north central Pennsylvania suggest that cycles of wildfire plagued Earth more than 360 million years ago.
- Anthropology
Lost-and-Found Fossil Tot: Neandertal baby rises from French archive
The approximately 40,000-year-old skeleton of a Neandertal baby, filed and forgotten in a French museum for nearly 90 years, has been recovered by an anthropologist.
- Anthropology
Neandertals return at German cave site
Researchers who tracked down the location of a German cave where the first Neandertal skeleton was discovered in 1856 have unearthed new Neandertal finds.
- Earth
Cancer Causer? Researchers zero in on leukemia risks
Researchers add to mounting evidence that household pesticide exposure may be a significant risk factor for childhood leukemia.
- Earth
Much that glitters is really old
New isotopic analyses of rock samples from one of the world's richest gold-mining regions suggest that the flecks of gold in those ores are more than 3 billion years old.
- Health & Medicine
Immune gene linked to prostate cancer
An immune-cell gene plays a role in predisposing men to prostate cancer.
- Health & Medicine
Are varsity athletes prone to ALS?
A survey of patients treated for neurological problems reveals that those with amyotrophic lateral sclerosis (Lou Gehrig's disease) are more likely to have been varsity athletes and remained slim all their lives.
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Gene found for big, firm sheep rumps
Scientists have found the gene that gives sheep unusually big, muscular bottoms.
- Archaeology
Maya warfare takes 10 steps forward
The discovery of hieroglyphic-covered steps on the side of a Maya pyramid has yielded new information about warfare between two competing city-states around 1,500 years ago.
