Valkyrie steps forth as DARPA robotics contender

(Phys.org) —The clock is ticking for robot enthusiasts who are eager to see what happens on the big day, December 20, for the 17 teams competing in the Defense Advanced Research Projects Agency (DARPA) Robotics Challenge. ...

Israel's new missile defense system passes test

Israel successfully tested its newest missile defense system on Wednesday, a key step toward making the third and final leg of the country's three-part defense system operational by next year, the defense ministry said.

UK plans new cyber force to boost strike ability

Britain's defense secretary says it is recruiting hundreds of experts for a new cyber force designed to protect the nation's vital data—and stage cyberattacks if necessary.

Clean energy least costly to power America's electricity needs

It's less costly to get electricity from wind turbines and solar panels than coal-fired power plants when climate change costs and other health impacts are factored in, according to a new study published in Springer's Journal ...

Microbes help beetles defeat plant defenses

Some symbiotic bacteria living inside Colorado potato beetles can trick plants into reacting to a microbial attack rather than that of a chewing herbivore, according to a team of Penn State researchers who found that the ...

Navy training, testing may kill whales, dolphins

U.S. Navy training and testing could inadvertently kill hundreds of whales and dolphins and injure thousands over the next five years, mostly as a result of detonating explosives underwater, according to two environmental ...

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