16/06/2010

Tribal internship students energize alternative fuel science

Tribal lands make up only five percent of the United States' total land area, but represent enormous potential for the production of renewable energy. The 55 million acres of land across the nation controlled by Native American ...

Strange Martian Spirals Explained

Almost 40 years ago, NASA's Mariner 9 spacecraft relayed to Earth the first video images of Mars' northern polar ice cap, revealing a strange pattern of spiral swirls that has puzzled scientists ever since. Using new data ...

Nuclear power vital to cutting CO2 emissions: report

Roughly a quarter of global electricity could be generated by nuclear power by 2050, requiring a tripling in nuclear generating capacity but making a major contribution to reduced CO2 emissions, a report said Wednesday.

Wild sharks, redfish harbor antibiotic-resistant bacteria

Scientists have found antibiotic-resistant bacteria in seven species of sharks and redfish captured in waters off Belize, Florida, Louisiana and Massachusetts. Most of these wild, free-swimming fish harbored several drug-resistant ...

Dinosaur-chewing mammals leave behind oldest known tooth marks

Paleontologists have discovered the oldest mammalian tooth marks yet on the bones of ancient animals, including several large dinosaurs. They report their findings in a paper published online June 16 in the journal Paleontology.

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