News tagged with evolutionary ancestor

New hypothesis for human evolution and human nature

It's no secret to any dog-lover or cat-lover that humans have a special connection with animals. But in a new journal article and forthcoming book, paleoanthropologist Pat Shipman of Penn State University ...

Jul 20, 2010
4.3 / 5 (28) 45 | with audio podcast

MicroRNA: A glimpse into the past

The last ancestor we shared with worms, which roamed the seas around 600 million years ago, may already have had a sophisticated brain that released hormones into the blood and was connected to various sensory organs. The ...

Feb 01, 2010
4.8 / 5 (4) 0 | with audio podcast

The Worm That Turned Evolutionary Key

(PhysOrg.com) -- The Keelworm, widespread in the seas and tide-pools around Scotland and the rest of the UK, is unwittingly helping scientists at the University of St Andrews to understand the evolution of modern animals.

Nov 20, 2009
3.3 / 5 (4) 0

Getting a leg up on whale and dolphin evolution

When the ancestors of living cetaceans—whales, dolphins and porpoises—first dipped their toes into water, a series of evolutionary changes were sparked that ultimately nestled these swimming mammals into ...

Sep 24, 2009
3.9 / 5 (8) 0