Quantcast

Latest Thure Cerling Stories

56ba51b3f143c5a64d3ed5a42a3f1dbe1
2009-04-14 13:00:00

Researchers say the diet and behavior of elephants, evidenced by the chemical makeup of their tail hairs, shows how they compete with other species.

2dddb312432100990ffef4991e12cccd1
2008-02-26 00:35:00

Researchers at University of Utah reported Monday that a single strand of hair can reveal a history of which areas within the United States a person has been living or spending time.

2008-02-25 16:11:08

CSIs now have a new tool in their belt: the chemical signatures left by local drinking water in human hair. Scientists at the University of Utah have found that the ratios of different forms of hydrogen and oxygen in local drinking water vary from region to region across the country.


Word of the Day
ecotone
  • A transitional zone between two communities containing the characteristic species of each.
The word 'ecotone' comes 'eco-' plus a Greek root meaning 'tension'.