News tagged with teeth

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Mole rat dental structure similar to a shark

(PhysOrg.com) -- Sharks are capable of continually growing new teeth. As the teeth age, they fall out and new ones move forward similar to that of a tooth conveyor belt. Humans, and most mammals, on the other ...

Oct 11, 2011 report
4 / 5 (4) 0 | with audio podcast

Components based on nature's example

They are lightweight and yet strong and resilient: straw, bamboo, bones and teeth owe their surprising strength to their cleverly designed internal structures and a judicious combination of materials. The ...

Sep 01, 2011
5 / 5 (1) 0

Vikings in English grave had filed teeth

(PhysOrg.com) -- In what is believed to be a gravesite filled with thousand year old Viking bodies along with separated heads, in southern Britain, a new artifact has been discovered; one of the slain Vikings ...

Jul 08, 2011 report
4.5 / 5 (4) 1 | with audio podcast

Evolutionary reasons for believing in luck

How far will you go to avoid bad luck? Do you avoid walking under ladders, carry lucky charms, or perhaps instead perform special rituals before important meetings or sporting events?

Jun 07, 2011
4 / 5 (4) 9 | with audio podcast