Facebook raises curtain on unit researching brain-to-text technology

Facebook raises curtain on unit researching brain-to-text technology

Mark Zuckerberg, chief executive officer of Facebook Inc., speaks during the Facebook F8 Developers Conference in San Francisco on April 30, 2014. Photographer: Erin Lubin/Bloomberg

Facebook Inc on Wednesday pulled aside the curtain on a secretive unit headed by a former chief of the Pentagon’s research arm, disclosing that the social media company is studying ways for people to communicate by thought and touch.

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