Imagine if your great-grandchildren walk over to the latest voice-controlled computer of their day and say, "I want to talk to grandma." In just seconds, a "virtual you" is projected into the room ready for a quick conversation.
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Extraordinary things are extraordinary because they don't come along every day let alone three in a week.
Scientists call it the "cocktail party problem." To understand the person talking to you in a noisy room, you've got to filter out all of th...
Most of us have become quite friendly our high tech machines: bring on the dish washers, computers, smartphones, and even the bladeless fans.
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