Federal judge rules NSA phone surveillance legal (Update)

The heated debate over the National Security Agency's bulk collection of millions of Americans' telephone records fell squarely into the courts when a federal judge in Manhattan upheld the legality of the program and cited ...

Responding to the radiation threat

Berkeley Lab researchers are developing a promising treatment for safely decontaminating humans exposed to radioactive actinides from a major radiation exposure event, such as a nuclear reactor accident or a "dirty bomb" ...

Predicting random violence by mathematics

(PhysOrg.com) -- In a new study published in Science, researchers, led by physicist Neil Johnson from the University of Miami, show that attacks by groups such as the Taliban or Hezbollah may seem sporadic, they eventually ...

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