U.S. urges using compact fluorescent bulbs

The U.S. Department of Energy launched its "Change a Light, Change the World" 2007 campaign Wednesday during a Salt Lake City ceremony.

Physicist addresses international forum on thermoelectric energy

Energy lost from hot engines could save billions of dollars if it could be captured and converted into electricity via thermoelectric devices, Clemson University physicist Terry Tritt told scientists gathered in Dallas for ...

Researchers devise way to calculate rates of evolution

“Survival of the fittest” has popularly described evolution for more than a century, but a new study published in the Royal Society journal Biology Letters provides further evidence that random genetic mutations over ...

NASA Spacecraft to Carry Russian Science Instruments

NASA and the Russian Federal Space Agency Roscosmos have agreed to fly two Russian scientific instruments on NASA spacecraft that will conduct unprecedented robotic missions to the moon and Mars.

Earthquake experts turn to history for guidance

A major quake of magnitude seven on the Richter scale in the politically-fragile region of the Middle East could have dire consequences for precious holy sites and even world peace, says Tel Aviv University geologist Dr. ...

New volume chronicles recent insights into Earth's interior

A new volume published by the Geological Society of America focuses on techniques that have opened new windows of observation into Earth processes. Advances in High-Pressure Mineralogy highlights recent technical developments ...

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