Foraging bats can warn each other away from their dinners

Look into the spring sky at dusk and you may see flitting groups of bats, gobbling up insect meals in an intricately choreographed aerial dance. It's well known that echolocation calls keep the bats from hitting trees and ...

Wall Street Journal launches WikiLeaks rival

The Wall Street Journal launched a WikiLeaks rival called "SafeHouse" on Thursday, calling for online submissions to help uncover fraud and abuse in business and politics.

Speech Synthesizer Helps Movie Critic

The voices you hear on message services are often created artificially by fitting together short audio snippets from a large library of vocalized words and sounds. Scientists are now moving beyond the older generic voices ...

P2P comes to the aid of audiovisual search (w/ Video)

(PhysOrg.com) -- Current methods of searching audiovisual content can be a hit-and-miss affair. Manually tagging online media content is time consuming, and costly. But new 'query by example' methods, built on peer-to-peer ...

Wiretapping Skype calls: virus eavesdrops on VoIP

(AP) -- Some computer viruses have a crude but scary ability to spy on people by logging every keystroke they type. Now hackers and potentially law enforcement have another weapon: a virus that can eavesdrop on voice conversations ...

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