An international team of researchers has reconstructed the common ancestor of placental mammals—an extremely diverse group including animals ranging from rodents to whales to humans—using the world's largest dataset of ...
Archaeology
Feb 7, 2013
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Researchers at the Yerkes National Primate Research Center, Emory University, are the first to show chimpanzees possess a sense of fairness that has previously been attributed as uniquely human. Working with colleagues from ...
Plants & Animals
Jan 14, 2013
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When learning a new language, we automatically organize words into sentences that will be both clearly understood and efficient (quick) to communicate. That's the finding of a new study reported today in the Proceedings of ...
Social Sciences
Oct 15, 2012
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Complex brains evolved much earlier than previously thought, as evidenced by a 520-million year old fossilized arthropod with remarkably well-preserved brain structures. Representing the earliest specimen to show a brain, ...
Archaeology
Oct 10, 2012
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New research raises questions about the theory that modern humans and Neanderthals at some point interbred, known as hybridisation. The findings of a study by researchers at the University of Cambridge suggests that common ...
Archaeology
Aug 13, 2012
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The common ancestor of all jawed vertebrates on Earth resembled a shark, according to a new analysis of the braincase of a 290-million-year-old fossil fish that has long puzzled paleontologists.
Plants & Animals
Jun 13, 2012
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Tiny fossils that scientists have thought for decades were the embryos of the earliest animals ever found have turned out to be the remains of much simpler microbial organisms.
Paleontology & Fossils
Dec 22, 2011
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(PhysOrg.com) -- Fritz Vollrath and colleagues from Oxford University have been analyzing the gooey material produced by tiny amphipods known as Crassicorophium bonellii, a small shrimp-like creature that produces the goo ...
Scientists call it LUCA, the Last Universal Common Ancestor, but they don't know much about this great-grandparent of all living things. Many believe LUCA was little more than a crude assemblage of molecular parts, a chemical ...
Cell & Microbiology
Oct 5, 2011
11
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(PhysOrg.com) -- A beautifully preserved fossil identified as being of an early relative of the Asteraceae, or aster, family nearly 50 million years old suggests the plant family, which has now colonized much of the planet, ...
