6,859 results
6,859 results for: Bears
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- Anthropology
Southern Reindeer Folk
Western scientists make their first expeditions to Mongolia's Tsaatan people, herders who preserve the old ways at the southernmost rim of reindeer territory.
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Get Rid of the Bodies
Scientists are learning how organisms safely clear out cell corpses.
- Earth
Why the Mercury Falls
Certain pollutants can foster the localized fallout of mercury, a toxic heavy metal, from the atmosphere.
- Astronomy
Outlier Planet: Extrasolar places that are like home
A team of veteran hunters of planets outside the solar system has come up with a landmark finding: a Jupiterlike planet orbiting a Sunlike star at a Jupiterlike distance.
- Math
Jazzing Up Euclid’s Algorithm
Earlier this year, the journal Computing in Science & Engineering (CISE) published a list of the top 10 algorithms of the century (see http://computer.org/cise/articles/Top_Algorithms.htm). “Computational algorithms are probably as old as civilization,” Francis Sullivan of the Institute for Defense Analyses’ Center for Computing Sciences in Bowie, Md. noted in an editorial in the January/February issue […]
- Animals
Camelid Comeback
The future of vicuñas in South America and wild camels in Asia hinges on decisions being made now about their management.
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From the May 14, 1932, issue
DOVE ORCHID MAKES FITTING FLOWER FOR WHITSUNDAY Sunday, May 15, is the Feast of Pentecost, or Whitsunday, when many of the churches commemorate the descent of the Holy Spirit. In the lands of tropical America, where delicate orchids can be had by anybody, many an imaginative Latin will mingle poetry with his piety as he […]
- Health & Medicine
Feel the Burn: Alcohol sets pain-sensing nerves aflame
Alcohol makes certain pain-generating nerves trigger more easily than normal.
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Breathtaking Science
A small region within the brainstem creates the normal breathing rhythm.
- Math
Testing for Divisibility
The crisp new dollar bill that I have just taken from my wallet bears the serial number 24598176. It’s easy to tell that the number is exactly divisible by 2 but not by 5. Is it divisible by 3? by 4? by 11? In a 1962 Scientific American article, Martin Gardner noted that during the […]
- Planetary Science
Odyssey’s Homer: Hints of water near both poles of Mars
Sensors on board the Mars Odyssey spacecraft have spied strong signs of ice buried near both poles of the Red Planet, exactly the regions where scientists previously had said that such frozen water deposits could exist.
