Ulrich Technau from the University of Vienna has addressed the origin of musculature. His analysis reveals for the first time that some central components of muscles of higher animals are much older than previously assumed. ...
Cell & Microbiology
Jun 28, 2012
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If you rely on hand gestures to get your point across, you can thank fish for that! Scientists have found that the evolution of the control of speech and hand movements can be traced back to the same place in the brain, which ...
Plants & Animals
Jul 2, 2013
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The genetic toolkit that animals use to build fins and limbs is the same genetic toolkit that controls the development of part of the gill skeleton in sharks, according to research to be published in Proceedings of the National ...
Evolution
Mar 23, 2009
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People have been trying to understand how predators and prey are able to stay balanced within our planet's ecosystems for at least 2,400 years. The Greek author Herodotus even raised the question in his historical treatise ...
Evolution
Mar 3, 2022
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A new fossil discovered in Tunisia represents the oldest known ancestor of modern-day sea cows, supporting the African origins of these marine mammals. The find is described in research published January 16 in the open access ...
Archaeology
Jan 16, 2013
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Placodonts were among the first marine reptiles. With their trademark crushing teeth, they fed on shellfish and crustaceans. However, when and where these highly specialized marine reptiles originated remained unclear until ...
Archaeology
Mar 27, 2013
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Paleontologists can still hear the echo of the death knell that drove the dinosaurs and many other organisms to extinction following an asteroid collision at the end of the Cretaceous Period 65 million years ago.
Archaeology
Feb 5, 2009
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(PhysOrg.com) -- Our cerebral cortex, or pallium, is a big part of what makes us human: art, literature and science would not exist had this most fascinating part of our brain not emerged in some less intelligent ancestor ...
Cell & Microbiology
Sep 2, 2010
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(PhysOrg.com) -- Emerging from the heads of most cud-chewing mammals, headgear inspire an almost mystical and certainly majestic aura. But, scientists say, we know shockingly little about them.
Evolution
Jul 6, 2011
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Many people have tried to read Charles Darwin's "Origin of Species," whose publication celebrates its 150th anniversary this month, but gave up.
Evolution
Nov 9, 2009
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