05/07/2007

For some, it's comfort vs. global warming

Swedish drivers have a dilemma: Drive Volvos and Saabs built in their own backyard or combat global warming by driving something more environmentally friendly.

Cassini Finds Hydrocarbons on Saturn's Moon Hyperion

NASA's Cassini spacecraft has revealed for the first time surface details of Saturn's moon Hyperion, including cup-like craters filled with hydrocarbons that may indicate more widespread presence in our solar system of basic ...

Study Shows Sonar Did Not Harm Fish

A new University of Maryland study in the July issue of the Journal of the Acoustical Society of America reports that high powered sonar, like that used by U.S. Navy ships, did not harm test fish, including their hearing, ...

Lizards' feisty flicking changed by motion noise

Animals that alter their movement-based signals to overcome visually ‘noisy’ environments could lead to a better understanding of vision systems and improve the capacity of ‘seeing’ machines, according to scientists ...

Economical and cleaner cars with lean-burn catalytic converter

Dutch researcher Karen Scholz has taken a careful look at the properties of a new type of catalytic converter found in cars. For this so-called NOx Storage Reduction (NSR) catalytic converter the fuel is alternately combusted ...

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