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MIT Is Growing Bomb-Sniffing Spinach Plants Essay

Popeye always said spinach could help protect us from evil-doers such as Bluto, but this is taking things up a few notches. OK, a few thousand notches.

The journal Nature Materials  that have bio-engineered a plant that can detect explosives and then send out a warning signal.

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How? The G.I. greens are first outfitted with tiny cylinders of carbon. As the spinach absorbs air and water from its surroundings, these tubes will react to any nitroaromatics (the chemicals commonly used in explosives) and emit a fluorescent signal. That signal then gets picked up by an infrared camera and sent to a computer or phone, which then sends an .

Yes, this badass plant will email you.

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“Plants are very good analytical chemists,” , the Carbon P. Dubbs Professor of Chemical Engineering at MIT, said in a . “They have an extensive root network in the soil, are constantly sampling groundwater, and have a way to self-power the transport of that water up into the leaves.”

But are they really up for the task of bombing detection?

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Strano insists yes. “Plants are very environmentally responsive,” he said. “They know that there is going to be a drought long before we do. They can detect small changes in the properties of soil and water . If we tap into those chemical signaling pathways, there is a wealth of information to access.”

 

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