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Archive: 11/03/2006

Space sunshade might be feasible in global warming emergency

The possibility that global warming will trigger abrupt climate change is something people might not want to think about. But University of Arizona astronomer Roger Angel thinks about it.

Space & Earth / Space Exploration

created Nov 03, 2006 | popularity 3.7 / 5 (75) | comments 0

Too little folate may risk colon cancer

Canadian scientists say a mouse-based study suggests too little folate in the diet might increase the risk of colon cancer.

Medicine & Health / Research

created Nov 03, 2006 | popularity 4.6 / 5 (18) | comments 0

Jimson weed poisons teens across U.S.

Poisonings resulting from teenagers using common jimson weed as a hallucinogen have been reported in New Jersey, California, Colorado and other states.

Medicine & Health / Health

created Nov 03, 2006 | popularity 2.4 / 5 (5) | comments 0

Sexual, reproductive health declining

The World Health Organization in Switzerland says inadequate attention to sexual and reproductive health has caused an increase in disabilities and death.

Medicine & Health / Health

created Nov 03, 2006 | popularity 3.7 / 5 (9) | comments 0

ISS crew begins robotics proficiency work

The International Space Station's Expedition 14 Cmdr. Michael Lopez-Alegria has started several days of robotics proficiency work.

Space & Earth / Space Exploration

created Nov 03, 2006 | popularity 2.4 / 5 (5) | comments 0

Europe warned of cocaine crisis

The U.N. narcotics czar warns that Europe is headed toward a cocaine crisis as many governments there continue to be in denial of the problem.

Medicine & Health / Health

created Nov 03, 2006 | popularity 2.7 / 5 (7) | comments 0

Officials seek cause of reactor shutdown

Authorities are investigating the cause of the nuclear reactor shutdown at Three Mile Island near Harrisburg, Pa., although no radiation leaked in the incident.

Other Sciences / Other

created Nov 03, 2006 | popularity 2.9 / 5 (14) | comments 0

Scientists study worm for nicotine habit

A tiny worm may provide big answers for modeling the genetics of nicotine dependence, said researchers at the University of Michigan.

Medicine & Health / Genetics

created Nov 03, 2006 | popularity 3.5 / 5 (4) | comments 0

Second face transplant occurs in China

Doctors in China reportedly have completed what is thought to be the world's second face transplant.

Medicine & Health / Other

created Nov 03, 2006 | popularity 1 / 5 (1) | comments 0

Study: Social influence on teen sex global

Social pressures and perceptions that influence young people's sexual behavior are markedly similar around the world, London researchers said.

Medicine & Health / Research

created Nov 03, 2006 | popularity 2 / 5 (8) | comments 0

Salt could cool cores of advanced nuclear reactors

The water in a conventional nuclear reactor cools the core, but a graduate student at the University of Missouri-Rolla says salt would be a better alternative in some advanced reactor designs.

Technology / Energy & Green Tech

created Nov 03, 2006 | popularity 4 / 5 (12) | comments 1

Teenagers know about condoms...so why don't they use them?

Study reveals how stereotypes of how men and women should behave are frustrating global efforts to encourage safer sex.

Medicine & Health / Health

created Nov 03, 2006 | popularity 3.5 / 5 (6) | comments 0

Stem cells engage in dialogue with cells that regulate their future

Dialogue, not a monologue, is the basis of all good communication. Stem cells are no exception. Recent University of Washington (UW) research has found an early indication of two-way cellular communication. ...

Biology /

created Nov 03, 2006 | popularity 4.9 / 5 (14) | comments 0

Researcher shows that DNA gets kinky easily at the nanoscale

Scientists have answered a long-standing molecular stumper regarding DNA: How can parts of such a rigid molecule bend and coil without requiring large amounts of force? According to a team of researchers from the United States ...

Nanotechnology / Bio & Medicine

created Nov 03, 2006 | popularity 4.2 / 5 (18) | comments 0

Floating and spiky

With the aid of complex computer simulations, scientists at the Max Planck Institute of Colloids and Interfaces in Potsdam and at the University of Heidelberg have discovered how the shape and distribution ...

Physics / General Physics

created Nov 03, 2006 | popularity 4.6 / 5 (20) | comments 0