Environmental human DNA offers new opportunities for public good

In May, University of Florida scientists announced that they had unearthed high-quality, information-rich human DNA from nearly every spot they could think of. Rivers, beaches, oceans—even vacuumed up from the air.

Paid online reviews can deceive consumers, shows study

New research based on thousands of reviews posted on Amazon shows that when people received free products in exchange for reviews, their ratings were significantly inflated—and product sales were stronger—even though ...

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