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Telomeres May Hold Clues To Effects Of Aging

Scientists are reporting an advance in the science of aging — and maybe even a clue on how to reverse some of aging's effects. They have evidence that lifestyle changes already known to be good for you — healthy diet, exercise, reducing stress — may prevent the chromosomes in our cells from unraveling. It's all about little caps on our chromosomes called telomeres.
NPR

Ear Wax From Whales Keeps Record Of Ocean Contaminants

Layers of wax in the marine mammals' ears can be read like tree rings, scientists say, recording a whale's age and also information about pollutants in the water the whale swam through. Wax from a blue whale that washed ashore in 2007 contained surprisingly high levels of DDT.
NPR

Natural Gas May Be Easier On Climate Than Coal, Despite Methane Leaks

Some scientists have argued that so much gas leaks out during production that it is actually worse for the environment than coal. But a new nationwide study shows that methane leaks from natural gas production aren't as bad as some feared.
NPR

Debate Revs As Decision Stalls Over Oil Pipeline From Canada

Five years ago, a Canadian company proposed building the Keystone XL pipeline to connect Canada's tar sands oil development with the big U.S. refineries on the Gulf Coast. The southern stretch of this pipeline is nearly finished, but the northern stretch is still under study.
NPR

Remote Antarctic Trek Reveals A Glacier Melting From Below

After several years planning the difficult mission, scientists successfully drilled through Antarctica's Pine Island Glacier. They were stunned by what they found, and worry global sea levels could be at risk.
NPR

Japan Uses Laptops, Cost-Cutting To Launch Rocket Into Space

Japan has sent a space telescope into orbit, as its new Epsilon rocket delivered its payload to orbit altitude Saturday. The country's Japan's space agency calls the launch a step toward its goal "to lower hurdles to space." The launch was reportedly done via laptop.
NPR

Spy Drones Turning Up New Data About Hurricanes And Weather

For the past couple of years, NASA has been using remotely piloted aircraft to study hurricanes. And they are turning up new information about things like how dust from Africa can determine whether weather systems become hurricanes in the Atlantic.
NPR

After Disasters, DNA Science Is Helpful, But Often Too Pricey

For decades, DNA has been used to identify victims of crime, even victims of war crimes. But there's no international standard for using DNA analysis for identifying bodies after a disaster. So some scholars are calling for an international group with the same reach as weapons inspectors.
NPR

Judge Rules 'Ikea Monkey' To Remain In Animal Sanctuary

In December, the Japanese macaque was found in a Toronto store after escaping from a locked crate in his owner's car.
NPR

Hawaii: 'Let Nature Take Its Course' On Molasses Spill

Authorities say the sweet slick has suffocated thousands of fish and could lead to an increase in predator species in the area.

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