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Thursday, May 30, 2002
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Key to weight loss found
Gastric bypass reduces the level of ghrelin, a hormone secreted by the stomach to undetectable levels. Ghrelin was known to trigger appetite in humans. The surgery also raises the possibility of a new generation of safer, effective weight-loss drugs.

Hypervelocity winds rage in the sun
WINDS OF electrified gas rip through the solar atmosphere at nearly the speed of sound there, according to new observations from NASA's Transition Region and Coronal Explorer (TRACE) spacecraft The new resultshows that the winds and storms of ...
Turning sewage waste into power
The pure hydrogen, extracted with the new process, from wet bio-matter, such as sewage or paper mill waste can be used in `fuel cells' to power homes, factories and cars.
Bacteria point the way to gold deposits
CAN BACTERIA help find gold? A pilot survey of 11 soil profiles across gold mining regions in the Peoples Republic of China indicates that elevated spore counts of Bacillus cereus, a common soil bacterium, were detected in areas adjacent ...
Aerogel: lightest solid
A NEW version of aerogel, the particle-collecting substance on NASA's Stardust spacecraft, has been recognised by Guinness World Records as the solid with the lowest density. Dr. Steven Jones of NASA's Jet Propulsion Laboratory, Pasadena, ...
Harnessing power from the moon
ASTRONOMER AND researcher Dr. David Criswell suggests in the Industrial Physicist that the Earth could be getting all of the electricity it needs using solar cells — on the moon. In the article Criswell proposes a Lunar Solar Power ...
Information Technology
Netscape: Back in the browser battle
Internet Explorer' may be the dominant browser on the PC desktop, but rival Netscape whose new, Version 7.0, is due next month, has its loyal fans. Anand Parthasarathy sizes up its `Preview Release-1', which became freely downloadable last wee k.

Health & Medicine
Mobile phones and inner ear
A NEW technique has been developed by researchers in the Netherlands to look at the effect of radiation from mobile phones on complex structures like the inner ear and eye. The technique called `quasistatic zooming' will help researchers ...
Pressure measuring system to prevent glaucoma
RESEARCHERS HAVE developed a new measuring system which continuously monitors and records inner-eye pressure thereby helping in prevention of glaucoma, a disease which impairs vision. The disease glaucoma develops slowly and insidiously. At ...

Green brinjal with high yield potential
SCIENTISTS AT the Horticultural Research Station (HRS) of the Tamil Nadu Agricultural University (TNAU) at Pechiparai in Kanyakumari district have developed a long green brinjal variety with a high yield potential. This improved variety has ...

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