02/08/2006

Tiny inhaled particles take easy route from nose to brain

In a continuing effort to find out if the tiniest airborne particles pose a health risk, University of Rochester Medical Center scientists showed that when rats breathe in nano-sized materials they follow a rapid and efficient ...

Eliminating the 'Twin'

A University of Arkansas researcher has received a grant to study the dynamics of synthesizing molecules with the same "handedness."

Bees like it hot

Research from Queen Mary, University of London has shown that bees prefer to visit warm flowers, and can learn to use colour to predict floral temperature before landing.

Atlantis Moves to Launch Pad

The Space Shuttle Atlantis arrived at its launch pad at NASA's Kennedy Space Center, Fla., at 8:54 a.m. EDT Wednesday on top of a giant vehicle known as the crawler transporter.

More regulations make websites less trustworthy, study shows

Placing strict controls and regulations on website operators does not make the Internet more secure and private for users, according to a new study. In fact, stringent policies seem to make the matter worse, says Dr. Karim ...

Autonomous lenses may bring microworld into focus

When Hongrui Jiang looked into a fly's eye, he saw a way to make a tiny lens so "smart" that it can adapt its focal length from minus infinity to plus infinity-without external control.

Huygens Scientific Archive data set released

ESA's Huygens probe successfully descended through the atmosphere of Titan, Saturn's largest moon, and safely landed on its surface on 14 January 2005. An extraordinary new world has been unveiled. The unique data obtained ...

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