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laser technology

New Laser Attack Compromises Alexa, Google Home, Siri Like A Boss

Digital assistants were created to ease our lives as they make most of our tasks hands-free. But sooner or later, hackers and security researchers have been able to compromise them (of course, hands-free!) if the tech companies themselves weren’t doing enough harm to people’s privacy. The latest addition to this is “Light Commands,” as its […]

This Laser Can Send Secret Messages Directly To Your Friend’s Ear

A group of researchers has discovered a way to laser a whispered message directly into the other person’s ear. The MIT team used a laser beam to transmit sounds at as low as 60 decibels to the person standing 2.5m away. For the study, the researchers relied upon the photoacoustic effect, in which water vapor in the air absorbs […]