biochemistry

Scientists Find The Gene That Produces THC


In one of the few scientific developments likely to interest both the Governor of North Dakota and Method Man, scientists at the University of Minnesota have identified the genes in cannabis that allow the plant to produce THC. Finding the genes opens the path to either create drug-free hemp plants for industrial purposes, or to develop plants with much higher concentrations of the psychotropic chemical.

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Using Cleanup Bacteria to Render Radioactive Metals Chemically Inert


Scrubbing sites of radiation is no easy task, not to mention costly. Aside from all the technical hurdles, the potential health hazards drive up the cost further, making it feasible in only the most necessary of cases. But researchers at the University of Missouri have found a work force that may be willing to clean up our radioactive messes on the cheap.

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The Secret of Successful Kissing

It's in the drool, fool

Can drooling make you a better kisser? Scientific evidence suggests that wet, sloppy smooches pack a bigger biochemical punch than dry kisses and thus may be more likely to lead to sex and reproduction, says Rutgers University researcher Helen Fischer, who spoke today at the AAAS conference in Chicago.

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December 2009: Best of What's New

In our December issue, Popular Science names the 100 best innovations of the year: bombproof wallpaper, self-parking cars, the fastest helicopter, and 97 more. Plus inventor profiles and videos.

Check out the best of what's new here.

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