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The North Pacific, a global backup generator for past climate change

Toward the end of the last ice age, a major reorganization took place in the current system of the North Pacific with far-reaching implications for climate, according to a new study published in the July 9, 2010, issue of Science by an international team of scientists from Japan, Hawaii, and Belgium.

Vitamin B3 as a novel approach to treat fungal infections

A team of scientists from the Institute for Research in Immunology and Cancer (IRIC) of the University of Montreal have identified vitamin B3 as a potential antifungal treatment. Led by IRIC Principal Investigators Martine Raymond, Alain Verreault and Pierre Thibault, in collaboration with Alaka Mullick, from the Biotechnology Research Institute of the National Research Council Canada, the study...

Wild cat mimics monkey calls

In a fascinating example of vocal mimicry, researchers from the Wildlife Conservation Society (WCS) and UFAM (Federal University of Amazonas) have documented a wild cat species imitating the call of its intended victim: a small, squirrel-sized monkey known as a pied tamarin. This is the first recorded instance of a wild cat species in the Americas mimicking the calls of its prey.

A City's Motto: I ♥ Tap Water

New York City is so proud of its tap water that the Bloomberg administration has come up with a product line to trumpet its quality and promote it as an affordable and sustainable alternative to bottled water....

Solar Impulse Lands After Successful 24-Hour Flight

An experimental solar-powered plane completed its first 24-hour test flight successfully Thursday, proving that the aircraft can collect enough energy from the sun during the day to stay aloft all night. The test brings the Swiss-led project one step closer to its goal of circling the globe using only energy from the sun. Pilot Andre Borschberg eased the Solar Impulse out of the clear blue...

Early Humans Ventured Farther North Than Thought

Ancient man ventured into northern Europe far earlier than previously thought, settling on England's east coast more than 800,000 years ago, scientists said. It had been assumed that humans -- thought to have emerged from Africa around 1.75 million years ago -- kept mostly to relatively warm tropical forests, steppes and Mediterranean areas as they spread across Eurasia. But the discovery of...

The Human Genome: Big Advances, Many Questions

Every Wednesday at 3:15 p.m., a few dozen Stanford University medical students turn their backs on the sun, gather in a high-tech classroom and flip open their laptops. The summer class they're taking is a foray into the future of medicine. The course title, Genetics 210, Genomics and Personalized Medicine, betrays little about how personal the journey will be. The students will study their own...

A Developing La Nina May Mean More Hurricanes

The climate phenomenon known as La Nina appears to be developing, threatening more bad news in the efforts to clean up the oil spill in the Gulf of Mexico. When a La Nina occurs there tend to be more hurricanes than normal in the Atlantic and Caribbean regions, which include the Gulf of Mexico. The federal Climate Prediction Center said Thursday that La Nina conditions are likely to develop...

Fuel Tank Ready For Final Space Shuttle Flight (SPACE.com)

SPACE.com - NEW ORLEANS – The huge external fuel tank for NASA's final space shuttle mission was prepared for delivery to its Florida launch site Thursday, accompanied by a brass band and hundreds of handkerchief-waving workers celebrating its completion as the U.S. space agency winds down its 30-year shuttle program.

John Clarke

Our father, John Clarke, who has died aged 85, was a reproductive physiologist and lecturer in the departments of agricultural science and zoology at Oxford University. He was a dedicated teacher with an enormous interest in people, and many of his students became lifelong friends.John was born in Perth, Western Australia. He had a happy childhood with his brothers, Stuart and Miles. Their father...