Last Updated: Friday, March 28, 2014, 13:36
An international team of biologists have published an important study of entire food-web dynamics in the deserted tundra environment.
Last Updated: Friday, July 30, 2010, 10:34
Worldwide phytoplankton levels are declining sharply, according to the journal Nature.
Last Updated: Thursday, July 15, 2010, 16:06
Scientists report early signs that Gulf of Mexico oil spill is altering marine food web.
Last Updated: Monday, November 09, 2009, 15:37
New uses of genetic testing can help track how animal diets may change due to global warming and are helping crack down on wildlife smuggling, experts said on Saturday.
more videos >>