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Antarctic Ozone Layer Bounces Back

Twenty-two years after the Montreal Protocol to ban chlorofluorocarbons (CFCs) and related ozone-destroying chemicals came into force, researchers in Australia say the ozone layer over Antarctica is starting to heal. ...

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Science at the Top of the News for May 16-20

The most-viewed item by subscribers to Science in the News Daily last week was an update on what went wrong at Japan's Fukushima Daiichi nuclear power plant. Other top stories included research on how anesthesia numbs the brain and mysterious Morgellons disease. Subscribe now for free daily updates.

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New Treatment Lets Paralyzed Man Walk Again

A 25-year-old Los Angeles man paralyzed from the waist down after being hit by a car in 2006 has regained the ability to stand, take steps on a treadmill and move his hips, knees, ankles and toes voluntarily as a result of an experimental treatment developed at UCLA and the University of Louisville.

from the Los Angeles Times (Registration Required)

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Iceland Volcanic Ash Cloud Set to Reach UK

An ash cloud from the Grimsvotn volcano in Iceland is expected to reach the UK by the early hours of Tuesday morning, the Met Office has said.

from BBC News Online

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The Case for Eating Insects

Crickets, dung beetles and giant ants may not be your idea of an ideal meal, but millions of people around the world rely on insects for food. Crickets are so popular in Thailand that people farm the critters. Big-bottomed ants are a delicacy in Colombia.

from PRI's The World Science

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Suspect Bacterium May Trigger Parkinson's

NEW ORLEANS -- Brain cells may be the latest victim of a bacterial bad guy already charged with causing ulcers and stomach cancer.

from Science News

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Atom-Smasher Retires; Lab Makes Career Switch

When scientists at the Fermi National Accelerator Laboratory announced last month that they might have discovered a new elementary particle or fundamental force of nature, it was likely the swan song of the lab's Tevatron accelerator, once the most powerful atom-smasher in the world.

from the New York Times (Registration Required)

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VIDEO: How Hair Ice Grows

In 2013, American Scientist featured an article on odd ice formations on plant stems, including these curling ribbons of ice. One of the types of ice discussed in the article was hair ice—long, thin strands of ice that grow under quite specific conditions. The only problem is that a new study shows the theory put forth at the time—that gas pressure pushes the water out—isn’t correct... (click the link above to read more).

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