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1 .This is Scientific American's 60-Second Mind, I'm Karen Hopkin. Got a minute?
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2 .Over the past 10 years, many scientific papers have shown that speaking more than one language can convey some cognitive rewards.
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3 .For example, bilingualism seems to boost the brain's ability to focus, plan, and perform certain mentally taxing tasks.
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4 .But a few papers show no such advantages.
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5 .Now a study finds that research that challenges a bilingual benefit is less likely to be published than studies that find one.
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6 .This party pooping, or fiesta-foiling, finding is in the journal Psychological Science.
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7 .Researchers compared studies presented at conferences to those actually accepted for publication.
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8 .Of the 104 meeting abstracts they examined, about half supported a bilingual advantage and half challenged or failed to find one.
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9 .But when it came to publication, 63 percent of the bilingual boosting studies made it into a scientific journal, as opposed to 36 percent of the studies with null findings.
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10 .The data do not address whether the bias toward affirmative results comes from the journal editors and reviewers or from the scientists themselves.
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11 .And they don't suggest that bilingualism offers no advantages.
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12 .Regardless of brain function, there exist undeniable social benefits to having two tongues versus just one.
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13 .Thanks for the minute, for Scientific American's 60-Second Mind. I'm Karen Hopkin.
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