Antihelium-4: Physicists nab new record for heaviest antimatter

(PhysOrg.com) -- Members of the international STAR collaboration at the Relativistic Heavy Ion Collider -- a particle accelerator used to recreate and study conditions of the early universe at the U.S. Department of Energy's ...

Scientists ask: Is the kilo losing weight?

Ensuring a pound of butter is indeed a pound, or a gallon of milk a full gallon, has long been the province of government agencies that deal with weights and measures. But now it seems scientists are having a little trouble ...

Nepal's rhino numbers 'recovering' after war

The number of rhinos living wild in Nepal has risen above 500 for the first time since a civil war that led to rampant poaching of the endangered animals, the government said Sunday.

Thousands march against nuclear power in Japan

Thousands of people marched in Tokyo on Sunday to demand an end to nuclear power in Japan and a switch to alternative energy after the crisis at an atomic plant hit by the March 11 earthquake and tsunami.

Tragic romance eclipses 2nd-to-last shuttle flight

(AP) -- Looking back on the horror of that Saturday in January, this seems miraculous today: that Mark Kelly would indeed command the next-to-last space shuttle flight and that his wounded wife, Gabrielle Giffords, would ...

NY case underscores Wi-Fi privacy dangers

Lying on his family room floor with assault weapons trained on him, shouts of "pedophile!" and "pornographer!" stinging like his fresh cuts and bruises, the Buffalo homeowner didn't need long to figure out the reason for ...

Primordial fear: why radiation is so scary

Nuclear radiation is frightening stuff. A quarter century after Chernobyl, and more than 65 years after atomic bombs laid waste to Hiroshima and Nagasaki, fatally sickening thousands not killed outright, even unfounded fear ...

Q-and-A: Smartphone location tracking

The revelation this past week that Apple Inc.'s popular iPhone and iPad devices keep files of users' location data raises legal and ethical questions.

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