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Fuller Picture of Human Expansion from Africa
October 22, 2012 — A comprehensive analysis of the anthropological and genetic history of humans' expansion out of Africa could lead to medical ... > full story -
Evolution of New Genes Captured
October 22, 2012 — Like job-seekers searching for a new position, living things sometimes have to pick up a new skill if they are going to succeed. Researchers have shown for the first time how living organisms do ... > full story -
Evolution: New Understandings of How Populations Change Over Time
October 19, 2012 — Since 1859, when Darwin’s classic work “On the Origin of Species” was published, we have known that populations change over the course of time. The ability to adapt to ... > full story -
Evolutionary Origins of Our Pretty Smile
October 17, 2012 — It takes both teeth and jaws to make a pretty smile, but the evolutionary origins of these parts of our anatomy have only just been discovered, thanks to a particle accelerator and a long dead ... > full story -
Scientists Identify Likely Origins of Vertebrate Air Breathing
October 16, 2012 — Scientists have identified what they think is the ancestral trait that allowed for the evolution of air breathing in ... > full story -
Evolution Mostly Driven by Brawn, Not Brains, Analysis Finds
October 15, 2012 — The most common measure of intelligence in animals, brain size relative to body size, may not be as dependent on evolutionary selection on the brain as previously thought, according to a new analysis ... > full story -
Early-Earth Cells Modeled to Show How First Life Forms Might Have Packaged RNA
October 14, 2012 — A chemical model that mimics a possible step in the formation of cellular life on Earth four-billion years ago has been developed. Chemists created primitive cell-like structures that they infused ... > full story -
Fly Genomes Show Natural Selection and Return to Africa
October 12, 2012 — New studies of the genomes of almost 200 strains of Drosophila flies show natural selection and a "return to Africa" of the tiny flies, which likely migrated with ancestral humans tens of thousands ... > full story -
Developmental Biologist Proposes New Theory of Early Animal Evolution That Challenges Basic Assumption of Evolution
October 11, 2012 — A developmental biologist whose life's work has supported the theory of evolution has developed a concept that dramatically alters one of its basic assumptions -- that survival is based on a change's ... > full story -
Cambrian Fossil Pushes Back Evolution of Complex Brains
October 10, 2012 — 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 ... > full story
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