Science News Archive - June 16, 2009


Volunteers at a conservation center in Namibia are working to protect endangered cheetahs, which are often killed by farmers because they are deemed threatening.

Massachusetts Institute of Technology mathematicians have developed a computer model describing how and under what conditions traffic backups occur. The researchers said countless hours are lost in U.S.

University of Alberta researchers conducting a water study in the Mackenzie River Delta have found a dramatically higher delivery of mercury from the Mackenzie River to the Arctic Ocean than determined in previous studies.


Ecologists are finally publishing decades of research that assisted them in the project that rescued the Large Blue butterfly from extinction in the United Kingdom after its re-introduction efforts.


A University of Colorado at Boulder team has uncovered an ancient and previously unknown Maya agricultural system.

Extreme weather, drought, heavy rainfall and increasing temperatures are a fact of life in many parts of the U.S. as a result of human-induced climate change, researchers report today in a new assessment.

Canadian scientists say they've found increasing amounts of antibiotics, anti-microbials and anti-fungals in waterways might affect aquatic microbiota. Researchers at the University of Montreal and Environment Canada say the anti-infectives are seeping into North American, European and East Asian waterways. Anti-infectives are constantly discharged, at trace levels, in natural waters near urban centers and agricultural areas, Professor Sebastien Sauve, the study's senior author, said.


On Tuesday, a new hydrogen car was unveiled in London that is designed for use in cities and is backed by sports car maker Porsche.


Argentine researchers suggest that the Andes, the largest mountain chain on the American continent, are losing altitude in some areas.

Word of the Day
  • A woman chauffeur.
  • A woman who operates an automobile.
The word 'chaffeuse' comes from French, and is the feminine form of 'chauffeur'.