The Congo Basin -- with its massive, lush tropical rain forest -- was far different 150 million to 200 million years ago. At that time Africa and South America were part of the single continent Gondwana. The Congo Basin was ...
Earth Sciences
Nov 10, 2009
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(PhysOrg.com) -- The simple school textbook is used by states to mould loyal citizens, according to a new study.
Social Sciences
Nov 10, 2009
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(PhysOrg.com) -- Sydney's native bush rats were unintended victims of a campaign to exterminate foreign black rats during a plague epidemic in 1900, according to new research by scientists who plan to reintroduce the native ...
Ecology
Nov 10, 2009
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Fossil plants are windows to the past, providing us with clues as to what our planet looked like millions of years ago. Not only do fossils tell us which species were present before human-recorded history, but they can provide ...
Archaeology
Nov 10, 2009
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(PhysOrg.com) -- The kelp forests off southern California are considered to be some of the most diverse and productive ecosystems on the planet, yet a new study indicates that today's kelp beds are less extensive and lush ...
Ecology
Nov 10, 2009
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(PhysOrg.com) -- A University of Arkansas professor and his colleagues have shown that the Earth's mantle contains the same isotopic signatures from magnesium as meteorites do, suggesting that the planet formed from meteoritic ...
Earth Sciences
Nov 10, 2009
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(PhysOrg.com) -- Big things often come in small packages. That's certainly the case with the potential created by recent successes in hydrogen research at Idaho National Laboratory.
Energy & Green Tech
Nov 10, 2009
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(PhysOrg.com) -- Engineers at the University of California, Santa Cruz, have developed a powerful new approach to a fundamental problem in computer vision: how to program a computer to recognize or categorize what it "sees" ...
Computer Sciences
Nov 10, 2009
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(PhysOrg.com) -- Americans love their consumer electronics, but what happens to all the gadgets when their useful life is over? Despite being one of the largest generators of "e-waste" in the world, the U.S. has no federal ...
Environment
Nov 10, 2009
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Predators with experience of skunks avoid them both because of their black-and-white coloration and their distinctive body shape, according to UC Davis wildlife researcher Jennifer Hunter. The study was published online Oct. ...
Plants & Animals
Nov 10, 2009
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