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7th Jun 2010

Clean Teeth, Healthy Heart

(c) Helen Scales
Helen Scales
Chris Smith
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How often do you clean your teeth?  In this week's NewsFlash, we find out why clean teeth might mean a healthy heart.  Plus, how evidence for our meat earliest meat eating ancestors coincides with a growth in brain size, mongooses learning from their elders and why transplanting coral can save a reef.
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News

(c) Thegreenj @ wikipedia

Caries and cardiac trouble

A large UK-based study has confirmed that not cleaning your teeth is a significant risk factor for having a heart attack...
(c) Josh Minor @ flikr

Human ancestors gave up vegetarian diet 2 million years ago

New archaeological evidence suggests human ancestors gave up their vegetarian diet and began feasting on land and aquatic animals 2 million years ago, perhaps boosting their brain size in the process...
(c) Miika Silfverberg

Animal instinct, or tradition?

Animals pass-on practical knowledge and learning to their counterparts, researchers have proved this week...
(c) Yumi Yasutake, NOAA

Transplanted corals could save reefs

Transplanting coral fragments broken off by storms could be a simple, cheap, and effective way of restoring small areas of damaged reef...
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Why do we have wisdom teeth? I hear that it’s a remnant of evolution. Is that correct?
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