Despite decades of decline, a genetic analysis of ruffed grouse reveals that Pennsylvania's state bird harbors more genetic diversity and connectivity than expected. The findings suggest that the iconic game bird could be ...
Ecology
Oct 4, 2023
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127
Jurassic dinosaur fossils were first found in New Mexico more than 100 years ago. Now a crocodile fossil has been discovered in New Mexico's Jurassic rocks. The fossil was discovered in September of 2018 by hikers in the ...
Archaeology
Sep 18, 2019
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15
A team of researchers affiliated with several institutions in Israel and one in Canada has found evidence of fire use by early hominins (during the Lower Paleolithic) at an ancient camp site in Israel. In their paper published ...
(Phys.org) —Researchers have reconstructed the mitochondrial genome of a Middle Pleistocene cave bear using a bone sample found in Spain. This is the first time anyone has reconstructed such an old genome from a sample ...
Were anatomically modern humans the only ones who knew how to turn bone into tools? A discovery by an international team at the Chez-Pinaud-Jonzac Neanderthal site settles the question. Published in PLOS ONE, it sheds light ...
Archaeology
Jun 19, 2023
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159
(Phys.org) —Jonathan Tang had a problem. A graduate student studying neural circuitry in the retina, he wanted to do more than identify fluorescent cells that send signals to the brain. He sought to understand how these ...
Biotechnology
Aug 16, 2013
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0
Why did anatomically modern humans replace Neandertals in Europe around 40,000 years ago?
Archaeology
Sep 17, 2013
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0
Chloroplasts, the plant cell's green solar power generators, were once living beings in their own right. This changed about one billion years ago, when they were swallowed up but not digested by larger cells. Since then, ...
Cell & Microbiology
Apr 13, 2012
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2
Medieval arrows caused injuries similar to today's gunshot wounds, according to archaeologists analyzing newly discovered human remains.
Archaeology
May 7, 2020
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33
In July of this year, an asteroid roughly 30 to 60 meters across passed Earth to within one-quarter of the distance to the moon. It posed no threat to our world, but if it had struck Earth it would have created a blast three ...
Planetary Sciences
Oct 30, 2023
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