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Latest Tanya Smith Stories

2013-01-29 09:47:14

Tooth development and weaning in chimpanzees not as closely related as once thought, researchers say For more than two decades, scientists have relied on studies that linked juvenile primate tooth development with their weaning as a rough proxy for understanding similar developmental landmarks in the evolution of early humans. New research from Harvard, however, is challenging those conclusions by showing that tooth development and weaning aren't as closely related as previously thought....

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2010-11-16 06:00:00

A new analysis of teeth from 11 Neanderthal and early human fossils shows that modern humans are slower than our ancestors to reach full maturity. The findings also suggest that modern kids' lengthy childhoods are a relatively recent phenomenon unique to our own species, and may even have given early humans an evolutionary advantage over Neanderthals. The study is the latest to demonstrate the small, but vital, differences in early development between modern humans and Neanderthals, who...


Word of the Day
omadhaun
  • A fool; a simpleton: a term of abuse common in Ireland and to a less extent in the Gaelic-speaking parts of Scotland.
This word is partly Irish in origin.