SoT 68: Wet Dog Shaking
Aug 20, 2012•28 min
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Episode description
Hosts: Ed Brown, Dr. Shayne Joseph, Penny Dumsday.
Topics covered:
The vigorous shaking of a wet dog can remove up to 70% of the water in its fur in four seconds. Possibly up to three species of ancient humans lived in Africa 2 million years ago. A new insect species is discovered, thanks to Flickr. Could allergies reduce the risk of certain brain cancers? And did bacteria influence single-celled organisms to form multi-celled animals?
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