Bacterial Bills

Not only are there traces of cocaine lining your dollar bills, there is also a thriving microbial community. By analyzing genetic material found on dollar bills, researchers from New York University's Dirty Money Project have found some 3,000 types of bacteria on them, the Wall Street Journal reports.

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Researchers find that historical factors influence which genes are the most highly studied, the Atlantic reports.

The US National Science Foundation's new sexual harassment policy is to go into effect next month, according to Nature News.

Researchers report using genotyping to tie together illegal ivory shipments and trace them back to a handful of cartels, the New York Times reports.

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