Uncategorized
- Physics
Quantum Loophole: Some quirks of physics can be good for science
Physicists have found a way to almost double measurement precision when using photons to gauge distances.
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Talk to the Hand: Language might have evolved from gestures
Language might have evolved from hand gestures, say researchers who study communication in chimpanzees.
- Health & Medicine
Less Is More (Bone): Yearly osteoporosis drug reduces fractures
Older women with osteoporosis who received yearly infusions of a drug that prevents bone loss had far fewer fractures than did peers who didn't get the drug.
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- Physics
Exploring Time
This new educational site offers time-lapse and high-speed video clips, 3D scientific animations, and other visually stunning features that reveal how events unfold on different timescales—from billionths of seconds to billions of years—and take place too quickly or too slowly for the human senses to perceive. Go to: http://www.exploringtime.org
- Planetary Science
A solar forecast
Solar activity, which waxes and wanes in an 11-year cycle, will most likely begin its next round in March 2008 and peak sometime between late 2011 and mid 2012.
- Animals
Spider blood fluoresces
Among spiders, fluorescence under ultraviolet light seems to be a widespread trait.
- Earth
Lake Superior is warming faster than its local climate
In recent decades, the waters of Lake Superior have warmed significantly faster than have air temperatures at nearby sites onshore, a trend caused in part by a long-term decrease in the lake's winter ice cover.
- Anthropology
Kin play limited role in chimp cooperation
Male chimps collaborate in a variety of ways and, like people, often find partners outside of their immediate families for cooperative ventures.
- Agriculture
Bugged wines
Stinky compounds emitted by ladybugs can impart a foul taste to wines made from grapes on which the insects had been feeding.
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19828
A concern I have for a new route algorithm to replace algorithms that “may overlook shorter routes for the sake of following major highways” is exemplified by the fact that here in southern Oregon, every winter, people get lost and occasionally die taking the “shorter routes” as suggested by car-navigation systems or online trip plotters. […]
- Computing
Lost in transportation
A new algorithm might make online driving directions more accurate.
