6,775 results
6,775 results for: Bears
- Anthropology
Humanity’s Strange Face
New fossil finds in a Romanian cave fuel controversy over whether different, closely related species interbred on the evolutionary path that led to people.
- Chemistry
Nitrogen Unbound: New reaction breaks strong chemical link
Researchers have developed a new way to turn nitrogen into ammonia that could improve upon an energy-intensive, 90-year-old method used to make fertilizers.
- Animals
Carnivores in Captivity: Size of range in wild may predict risk in zoo
A survey of zoo reports of troubled animals suggests that the minimum size of a species' range predicts how well it will adapt to captivity.
- Agriculture
Learning from Studs
Livestock gene banks offer dividends to researchers hoping to milk higher profits out of dairying.
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Sit, Stay, Speak
If dogs could verbally comment on the scientific study of canine minds and how they really think, it might sound something like this.
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From the February 24, 1934, issue
A giant panda cub, anti-photon prediction, and meteor effects on short-wave radio reception.
- Health & Medicine
Asthma Counterattack
After several experimental attempts, researchers finally have verified that fighting allergens in the household can reduce symptoms of asthma.
- Earth
Hidden Canyons
Among Earth's unsung geological masterpieces are undersea canyons, some of which stretch hundreds of kilometers and can be deep enough to hold skyscrapers.
- Health & Medicine
What’s the Beef?
Beef certified as Angus may not always be as tender as consumers expect.
- Animals
The Social Lives of Snakes
A lot of pit vipers aren't the asocial loners that even snake fans had long assumed.
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Comfortably Numb
Scientists are finding the molecular targets of anesthetics.
- Archaeology
Stone Age Combustion: Fire use proposed at ancient Israeli site
A Stone Age site in Israel contains the oldest evidence of controlled fire use in Asia or Europe, from around 750,000 years ago, a research team reports.
