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1 .This is Scientific American's 60-Second Science. I'm Karen Hopkin. This'll just take a minute.
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2 .Modern humans are masters of multitasking.
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3 .We eat while driving, watch TV while studying, and of course talk on our cell phones while doing, well, everything.
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4 .How do we do it?
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5 .A study in the July 16th issue of Neuron suggests that though we can train our brains to work faster as we juggle,
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6 .we never actually manage to do more than one thing at a time.
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7 .Our brains aren't really built to handle the sort of parallel processing we think we're capable of.
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8 .The good news is: studies have shown that extensive training can make us better at doing two things at once.
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9 .But how?
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10 .One theory is that with lots of practice some routines become "automatic."
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11 .And if we don't need to run every little thing past the part of the brain that's spends time thinking about stuff, we can multitask just fine.
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12 .But this new study finds that that's not the way it works.
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13 .Turns out that multitaskers still consult the prefrontal cortex, but training gets the "Thinking Brain" to think a little faster.
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14 .So we're switching tasks quickly enough to appear to be doing them simultaneously.
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15 .Which is still nothing to shake a stick and sneeze at.
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16 .Thanks for the minute, for Scientific American's 60-Second Science. I'm Karen Hopkin.
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