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This is Scientific American 60-Second Science. I'm Christopher Intagliata. Got a minute?

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Ever sit around watching TV, while scanning your smartphone or tablet?

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It's called 'second screening.'

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And apparently the instinct to multitask kicks in early, because even infants are doing it these days.

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So says a new survey presented at the annual meeting of the Pediatric Academic Societies, in San Diego.

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Researchers surveyed 370 parents at a hospital in urban Philadelphia.

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Nearly every household had a TV; more than three quarters had smartphones and tablets.

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According to the parents, infants just six months old were already logging half an hour a day on mobile devices.

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And they were not just watching cartoons.

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A third were swiping and tapping the screens;

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and a quarter of the babies were actually making calls, although probably by accident.

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By age two, nearly all the kids were reported to be using tablets and smartphones,sometimes while glued to the TV.

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Question is, is that a bad thing?

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The American Academy of Pediatrics says yes.

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Their take is, kids under two shouldn't be staring at screens at all, because they'll learn more slowly from screens than from interacting with people.

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But the researchers behind this new survey say the effect of smartphones and tablets on young brains isn't that clear, it is new technology, after all.

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And their agnosticism about mobile technology was perhaps best reflected on the last page of the survey, where they invited survey takers to enter a raffle, to win an iPad.

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Thanks for the minute, for Scientific American 60-Second Science. I'm Christopher Intagliata.

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