Researchers report that they have found a direct genetic link between the remains of Native Americans who lived thousands of years ago and their living descendants. The team used mitochondrial DNA, which children inherit ...
Biotechnology
Jul 3, 2013
0
1
The DNA of a 1st century shrouded man found in a tomb on the edge of the Old City of Jerusalem has revealed the earliest proven case of leprosy. Details of the research will be published December 16 in the PloS ONE Journal.
Archaeology
Dec 16, 2009
11
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Lake Vostok, buried under a glacier in Antarctica, is so dark, deep and cold that scientists had considered it a possible model for other planets, a place where nothing could live.
Earth Sciences
Jul 5, 2013
19
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(PhysOrg.com) -- In the Mesozoic Era, 70 million years before birds first conquered the skies, pterosaurs dominated the air with sparrow- to Cessna-sized wingspans. Researchers suspected that these extinct reptiles sustained ...
Archaeology
Feb 18, 2009
10
1
A study by the University of Exeter provides the first evidence that coral reefs can recover from the devastating effects of climate change. Published Monday 11 January in the journal PLOS One, the research shows for the ...
Environment
Jan 9, 2010
50
0
(PhysOrg.com) -- The brute force of Bacillus anthracis, the ancient scourge that causes anthrax, can sweep through and overpower a two-ton animal in under 72 hours. But when it isn't busy claiming livestock and humans throughout ...
Cell & Microbiology
Aug 12, 2009
6
0
(PhysOrg.com) -- A study led by University of Pittsburgh researchers could finally lay to rest the millennia-old conjecture that the ancient empire of Carthage regularly sacrificed its youngest citizens. An examination of ...
Other
Feb 17, 2010
2
0
A new analysis of dinosaur fossils by University of Pennsylvania researchers has revealed that a number of specimens of the genus Psittacosaurus—once believed to represent three different species—are all members of a ...
Archaeology
Aug 10, 2013
1
0
Spider venoms are usually toxic when injected into prey, but a new protein discovered in the venom of Australian tarantulas can also kill prey insects that consume the venom orally. The protein is strongly insecticidal to ...
Ecology
Sep 11, 2013
5
0
Facebook helps people feel connected, but it doesn't necessarily make them happier, a new study shows. Facebook use actually predicts declines in a user's well-being, according to a University of Michigan study that is the ...
Social Sciences
Aug 14, 2013
5
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