6,775 results
6,775 results for: Bears
- Humans
Letters from the May 5, 2007, issue of Science News
Mere kats? “Science behind the Soap Opera” (SN: 3/3/07, p. 138) shows that meerkats bear an uncanny resemblance to human beings. We, too, have an innate sense of responsibility for our group and individually commit acts of unspeakable violence. John HagerhorstFrederick, Md. Just a dram “Natural-Born Addicts: Brain differences may herald drug addiction” (SN: 3/3/07, […]
- Paleontology
Forest Primeval: The oldest known trees finally gain a crown
Recently unearthed fossils provide new insights about the appearance of the world's oldest known trees, plants that previously were known only from preserved stumps.
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- Anthropology
Fossil Sparks
Two new fossil discoveries and an analysis of ancient teeth challenge traditional assumptions about ape and human evolution.
- Plants
Stalking the Green Meat Eaters
Pitcher plants in a New England bog hold little ecosystems in their leaves, and also act as indicators of the bog's ecological health.
- Earth
The Big Dry
Parts of Australia have suffered from severe drought for more than a decade, and people, vegetation, and animals are feeling the heat.
- Astronomy
Gammas from Heaven
An orbiting gamma-ray observatory, set for launch next spring, will seek out the most violent events in the cosmos.
- Anthropology
Ancient Slow Growth: Fossil teeth show roots of human development
An extended period of childhood evolved in people at least 160,000 years ago.
- Humans
Science News of the Year 2007
A review of important scientific achievements reported in Science News during the past year.
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Not Just Hitchhikers
Salmonella and other human pathogens on vegetables aren't just riding along like casual smears of dirt; they're moving in and setting up housekeeping.
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Sweet Finding: Researchers propose candidate sour sensor
A protein on the surfaces of select tongue cells may play a pivotal role in detecting sour taste.
- Humans
From the February 13, 1937, issue
A model for flood control and a 1-ton robot that solves equations.
