15/07/2010

Study: Skilled immigrants boost US innovation

A study published in the latest issue of the Journal of Labor Economics finds that highly skilled temporary immigrants boost technological innovation in the U.S. without displacing U.S.-born workers in the process.

Small fish exploits forbidding environment

Jellyfish moved into the oceans off the coast of southwest Africa when the sardine population crashed. Now another small fish is living in the oxygen-depleted zone part-time and turning the once ecologically dead-end jellyfish ...

Scientists develop new way to grow adult stem cells in culture

Researchers at the Stanford University School of Medicine have developed a technique they believe will help scientists overcome a major hurdle to the use of adult stem cells for treating muscular dystrophy and other muscle-wasting ...

The secret to sniffing out a safe supper

When mice smell the scent of food on the breath of their fellow mice, they use that experience to decide what's safe to eat in the future. Key in that learning process is the pairing of a particular odor with a chemical ingredient ...

Samsung commissions semiconductor safety study

(AP) -- Samsung Electronics said Thursday it has commissioned an independent health and safety review of its semiconductor factories in South Korea after employee illnesses and deaths raised fears of cancer risks.

China's online population jumps to 420 mln

The number of Internet users in China, already the world's largest online market, has leapt to 420 million, according to official figures released Thursday.

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