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1 .This is Scientific American 60-Second Science. I'm Sophie Bushwick. Got a minute?
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2 .(sound)
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3 .Dogs make great listeners.
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4 .And that may be because man and man's best friend use analogous brain regions to process voices.
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5 .Researchers collected almost 200 sound samples, including human and canine vocalizations, as well as environmental noises and silence.
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6 .They played these clips to 22 people and 11 dogs while the subjects' brains were undergoing functional MRI scans.
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7 .Human brains tuned in most to vocal sounds.
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8 .Dog brains were most sensitive to environmental noises.
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9 .But they still had a lot in common.
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10 .A dedicated brain area reacted strongly to the vocalizations of their own species.
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11 .And that area also responded to the voices of the other species.
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12 .Meanwhile, a different brain region noted emotion in a voice, with a strong response to cheery sounds like laughter and a weaker reaction to unhappy noises like canine whining.
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13 .The study is in the journal Current Biology.
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14 .Seems that thousands of years of domestication have made our furry friends sensitive to the same vocal cues we are.
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15 .You can confide in Fido.
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16 .Thanks for the minute, for Scientific American 60-Second Science. I'm Sophie Bushwick.
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