In two new papers, researchers found that two types of women would benefit from regular mammograms in their 40s: those who have very dense breasts, and those who have a close relative who had breast cancer. But some scientists say the papers are misleading women and their physicians.
There were robots everywhere at the USA Science and Engineering Festival in Washington this past weekend. Robots shot baskets. There was a wheeled R2-D2 robot at the CIA's booth. And then there were surgical robots that let future doctors — and patients — try their hand at tasks requiring pinpoint accuracy.
A common pill to treat Type 2 diabetes showed disappointing results when used by adolescents. Adding another drug helped a little, but lifestyle changes didn't improve the kids' ability to control their blood sugar.
A psychologist says he can predict whether two people will end up on a date by analyzing their language style and use of certain words. His research on language can also help explain power dynamics between people.
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