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A Moment of Science

Posts tagged life span

January 17, 2011

 

bushtit bird

Bird Hormones Mirror Life Strategies

Is there a physiological mechanism that helps regulate life strategies?

March 11, 2004

 

Long Live Us

A century ago, the average life-span for Americans was about 50 years. Today, the typical American lives to be about seventy-eight. What changed?

September 27, 2003

 

Worms and Old People

What do worms and old people have in common? Find out on this Moment of Science.

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