Humans, fish and frogs share neural circuits responsible for a diversity of social behavior, from flashy mating displays to aggression and monogamy, that have existed for more than 450 million years, biologists at The University ...
Other
May 31, 2012
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During the fall, hundreds of millions of monarch butterflies living in eastern North America fly up to 1,500 miles to the volcanic forests of Mexico to spend the winter, while monarchs west of the Rocky Mountains fly to the ...
Plants & Animals
May 31, 2012
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When mammals are cold, they can employ physical changes to stay warm -- such as intense shivering. Like any form of aerobic exercise, though, "shivering thermogenesis" is especially challenging at high altitudes because there ...
Plants & Animals
May 17, 2012
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Each year, millions of monarch butterflies (Danaus plexippus) migrate from overwintering grounds in central Mexico to colonize eastern North America, but just how these delicate creatures manage to reach the northern part ...
Ecology
Mar 19, 2012
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(PhysOrg.com) -- It is essential for roots to grow down so they can explore the soil and maximise their water uptake. But how they know that is a question that has fascinated scientists since Darwin. Now scientists led by ...
Biotechnology
Mar 8, 2012
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(PhysOrg.com) -- Can the song of a small bird provide valuable insights into human stuttering and speech-related disorders and conditions, including autism and stroke? New research by UCLA life scientists and colleagues provides ...
Biotechnology
Mar 6, 2012
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The pecan weevil, Curculio caryae (Horn), is a major pest of pecans throughout the southeastern United States, as well as portions of Texas and Oklahoma.
Ecology
Feb 29, 2012
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High corn prices are leading many growers to plant corn every year and to overuse pesticides and other bug-killing technology to maximize yields, researchers report. In many instances, pesticides are applied without scouting ...
Ecology
Feb 29, 2012
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Global warming has forced alpine chipmunks in Yosemite to higher ground, prompting a startling decline in the species' genetic diversity, according to a new study by researchers at the University of California, Berkeley.
Ecology
Feb 19, 2012
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Plant and computer scientists can now study the underground world of plants with more accuracy and clarity. The revolutionary technique will improve our chances of breeding better crop varieties and increasing yields.
Plants & Animals
Feb 16, 2012
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