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Explainer: Steps to harvesting medical marijuana

Thousands of legal medical marijuana plants are growing under lights in a warehouse in Albion, a small Illinois city whose residents are more familiar with corn and soybeans. Ataraxia, which runs the facility, was the state's ...

15 hours ago
popularity56 comments 2

Competing mice reveal genetic defects

In recent years, University of Utah biologists showed that when wild-type mice compete in seminatural "mouse barns" for food, territory and mates, they can suffer health problems not revealed by conventional toxicity tests ...

Sep 30, 2015
popularity59 comments 4

Videos reveal how HIV spreads in real time

How retroviruses like HIV spread in their hosts had been unknown—until a Yale team devised a way to watch it actually happen in a living organism. The elaborate and sometimes surprising steps the virus takes to reach and ...

Oct 02, 2015
popularity117 comments 3