Archive: 07/2/2008

Atomic Tug of War

A new form of energy-transfer, reported today in Nature (3 July 2008) may have implications for the study of reactions going on in the atmosphere, and even for those occurring in the body.

Jul 02, 2008
4.4 / 5 (38) 4

Tigers disappear from Himalayan refuge

World Wildlife Fund (WWF) is alarmed by the dramatic decline of at least 30 percent in the Bengal tiger population of Suklaphanta Wildlife Reserve in Nepal, once a refuge that boasted among the highest densities of the endangered ...

Jul 02, 2008
3.5 / 5 (2) 0

Worms do calculus to find meals or avoid unpleasantness

Thanks to salt and hot chili peppers, researchers have found a calculus-computing center that tells a roundworm to go forward toward dinner or turn to broaden the search. It's a computational mechanism, they ...

Jul 02, 2008
4.6 / 5 (9) 1

Gene directs stem cells to build the heart

Researchers have shown that they can put mouse embryonic stem cells to work building the heart, potentially moving medical science a significant step closer to a new generation of heart disease treatments that use human stem ...

Jul 02, 2008
4.3 / 5 (3) 0

Simple insulation could combat heat, cold and noise

Around the world, an estimated one billion people--mostly in rural villages and the shanty towns surrounding developing-world cities--live in houses whose roofs are nothing more than thin sheets of corrugated ...

Jul 02, 2008
4.5 / 5 (17) 4

Printed optical electronics come into view

European researchers have taken a major step towards the goal of developing printable electronics that can be used for creating radio frequency identification tags and flexible watch displays.

Jul 02, 2008
4.6 / 5 (11) 0

Experimental philosophy movement explores real-life dilemmas

Imagine a business executive who thinks: "I know that this new policy will harm the environment, but I don't care at all about that – I just want to increase profits." Is the business executive harming the environment intentionally? ...

Jul 02, 2008
4.9 / 5 (7) 1

Synthetic molecules emulate enzyme behavior for the first time

When chemists want to produce a lot of a substance -- such as a newly designed drug -- they often turn to catalysts, molecules that speed chemical reactions. Many jobs require highly specialized catalysts, and finding one ...

Jul 02, 2008
4.3 / 5 (7) 0