Archive: 12/03/2008

Study sheds light on causes of HIV dementia

A new study led by researchers at Albert Einstein College of Medicine of Yeshiva University has clarified how two major variants of HIV differ in their ability to cause neurologic complications. The finding, ...

Dec 03, 2008
5 / 5 (4) 1

Rooted plants move mysteriously down greenways, scientists say

The wild pea pod is big and heavy, with seemingly little prayer of escaping the shade of its parent plant. And yet, like a grounded teenager who knows where the car keys are hidden, it manages – if it has a reasonable chance ...

Dec 03, 2008
4.5 / 5 (10) 6

Researchers discover new enzyme in cancer growth

While studying the mechanics of blood clots, researchers at the University of Oklahoma Health Sciences Center discovered a new enzyme that not only affects the blood, but seems to play a primary role in how cancer tumors ...

Dec 03, 2008
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Sick or just sick of work?

( -- With the winter weather making it hard to get out of bed in the morning, some employees may contemplate calling in sick to work, even if they feel just a bit under the weather. But a Purdue University ethics ...

Dec 03, 2008
1 / 5 (2) 0

Breakthrough Made in Metamaterial Optics

( -- Researchers have solved one of the significant remaining challenges with photonic “metamaterials,” discovering a way to prevent the loss of light as it passes through these materials, and opening the ...

Dec 03, 2008
4.8 / 5 (57) 0

NASA's Swift looks to comets for a cool view

NASA's Swift Gamma-ray Explorer satellite rocketed into space in 2004 on a mission to study some of the highest-energy events in the universe. The spacecraft has detected more than 380 gamma-ray bursts, fleeting ...

Dec 03, 2008
4.4 / 5 (9) 0

Uncovering the real dirt on granular flow

( -- A handful of sand contains countless grains, which interact with each other via friction and impact forces as they slip through your fingers. When a handful becomes a load in an excavator bucket, those interactions ...

Dec 03, 2008
4.4 / 5 (5) 0