Paintballs may deflect an incoming asteroid (w/ Video)

In the event that a giant asteroid is headed toward Earth, you'd better hope that it's blindingly white. A pale asteroid would reflect sunlight—and over time, this bouncing of photons off its surface could create enough ...

Finnish firm says new cyber attack may have targeted Iran

A scientist claiming to work for the Atomic Energy Organisation of Iran told a Finnish cyber-security group that Tehran's nuclear programme had been the victim of a new cyber attack, the group said Wednesday.

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" ...

Symantec warns of new Stuxnet-like virus

US security firm Symantec has warned of a new computer virus similar to the malicious Stuxnet worm believed to have preyed on Iran's nuclear program.

Military robots seen as lifesavers

(AP) -- On the outside, it looks like a normal SUV. But the prototype "autonomous robot car" - fitted with sensors and scanners, multifocal camera systems and powerful computers - might one day help avoid military fatalities ...

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