Plants can't run away to avoid being eaten, so instead they employ a variety of chemical defenses to keep herbivores at bay. Understanding plant chemical defenses is critical for keeping crops healthy, and for answering a ...
Biotechnology
Apr 3, 2019
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6
Here's a scary yet realistic scenario: Attackers sponsored by a rogue organization or radical state gain access to the control system of a nuclear reactor, a chemical reactor or a similar critical system.
Security
Oct 24, 2018
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4
The oldest living seeds found on Earth germinated after resting more than 30,000 years in Arctic soils. But in the humid tropics, seeds do not last. "A long-lived seed in the tropics is probably only a few decades old. This ...
Ecology
Aug 3, 2018
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2
Insect or microbe: plants recognize their attackers and respond by producing specific internal signals that induce the appropriate chemical defenses. That is the main conclusion of a study at the Center for Medical, Agricultural ...
Plants & Animals
Mar 19, 2013
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Though summer's flowers appear delicate and carefree to us, in fact plants must be tough enough to defend their blossoms against antagonists including florivores and nectar robbers, that is, insects who eat, steal or destroy ...
Plants & Animals
Aug 3, 2010
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0
Staring down a $3 billion—and growing—tab to clean up water sources at military installations across the country that are contaminated with cancer-causing chemicals linked to firefighting foam, the Defense Department ...
Environment
Jun 2, 2020
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4
The military plans to examine hundreds of sites nationwide to determine whether chemicals from foam used to fight fires have contaminated groundwater and spread to drinking water, the Defense Department said.
Environment
Mar 10, 2016
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26
Purdue University researchers are peering into the future to help the United States foil enemy missile attacks.
Engineering
Aug 13, 2013
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