May 15, 2006 1:41 AM Subscribe
bomb sniffing flowers. Danish, Canadian and U.S. scientists are closing in on a genetically engineered plant that will send up a floral signal: “DANGER—land mines below." Scientists in Denmark have been tinkering with Arabidopsis thaliana [...] to produce a plant [that] will turn a warning red whenever close to a land mine.” Arabidopsis can be genetically sensitized to the nitrogen-dioxide (NO2) that leaches from buried explosives.
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