28/07/2011

Scientists map attack tactics of plant pathogens

Every year, plant diseases wipe out millions of tons of crops, lead to the waste of valuable water resources and cause farmers to spend tens of billions of dollars battling them.

Strength in numbers

New research sheds light on why, after 300,000 years of domination, European Neanderthals abruptly disappeared. Researchers from the University of Cambridge have discovered that modern humans coming from Africa swarmed the ...

How bats stay on target despite the clutter (w/ Video)

In a paper published this week in Science, researchers at Brown University and from the Republic of Georgia have learned how bats can home in on a target, while nearly instantaneously taking account of and dismissing other ...

Scientists take a giant step for people -- with plants!

Science usually progresses in small steps, but on rare occasions, a new combination of research expertise and cutting-edge technology produces a 'great leap forward.' An international team of scientists, whose senior investigators ...

Elusive prey

Escape responses are some of the most studied behaviors by neurobiologists who want to understand how the brain processes sensory information. The ability to evade predators plays a vital role in the process of natural selection. ...

World population to surpass 7 billion in 2011

Global population is expected to hit 7 billion later this year, up from 6 billion in 1999. Between now and 2050, an estimated 2.3 billion more people will be added—nearly as many as inhabited the planet as recently as ...

Chemists transform acids into bases

Chemists at the University of California, Riverside have accomplished in the lab what until now was considered impossible: transform a family of compounds which are acids into bases.

Endorsements matter but voters are wise to media bias

Newspaper endorsements for presidential candidates can influence voting decisions, according to newly published research co-authored by Brown University economist Brian Knight. The paper, co-authored by Chun Fang Chiang, ...

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