University of Pennsylvania

New technique fills gaps in fossil record

University of Pennsylvania evolutionary biologists have resolved a long-standing paleontological problem by reconciling the fossil record of species diversity with modern DNA samples.

dateSep 19, 2011 in Evolution
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Study shows how giant clams harness the sun

Evolution in extreme environments has produced life forms with amazing abilities and traits. Beneath the waves, many creatures sport iridescent structures that rival what materials scientists can make in ...

dateOct 02, 2014 in Biotechnology
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If you're aggressive, your dog will be too, study

(PhysOrg.com) -- In a new, year-long University of Pennsylvania survey of dog owners who use confrontational or aversive methods to train aggressive pets, veterinary researchers have found that most of these animals will ...

dateFeb 17, 2009 in
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