The Associated Press reports that some in-flight security rules imposed after last week’s attempted terror attack aboard a Northwest Airlines flight have been eased.

At the captain’s discretion, passengers can once again fill their laps with laptops and other gadgetry, as well as books, blankets and other items, during the tail end of a flight.

This news probably sounds like an uncommon bit of common sense to security expert Bruce Schneier.

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The Electronic Privacy Information Center, or EPIC, is complaining to the Federal Trade Commission that Facebook’s new information sharing and privacy policies are unfair and deceptive to users.

EPIC and a handful of other groups are urging the FTC to make Facebook turn back the clock on the recent changes, which were designed to persuade users to share more personal information on the wider Internet.

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Scientists at NASA’s Ames Research Center have developed a prototype device designed to plug into an iPhone, for the purpose of detecting harmful chemicals in the air. The gadget, which will be retrofitted for other smart phones, contains sensors for sniffing ammonia, chloride, hydrazine, formaldehyde and other potentially harmful substances. The long-term goal is to turn cell phone users into a vast threat detection network.

Guest: Jing Li, NASA

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