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Plant 'smells' insect foe, initiates defense

It cannot run away from the fly that does it so much damage, but tall goldenrod can protect itself by first "smelling" its attacker and then initiating its defenses, according to an international team of researchers.

dateAug 24, 2017 in Biotechnology
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New green solvent could help clean our air

French researchers have patented an eco-friendly liquid mixture that could help trap harmful pollutants from the air. The non-flammable solvent contains urea and choline salt, a common ingredient in chicken feed, says Leila ...

dateAug 24, 2017 in Materials Science
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The nitty-gritty behind how onions make you cry

Adding onions to a recipe can make a meal taste rich and savory, but cutting up the onion can be brutal.  Onions release a compound called lachrymatory factor (LF), which makes the eyes sting and water. Scientists know that ...

dateAug 02, 2017 in Biochemistry
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Writing with the electron beam—now in silver

When it comes to extremely fine, precise features, a scanning electron microscope (SEM) is unrivaled. A focused electron beam can directly deposit complex features onto a substrate in a single step (Electron-Beam-Induced ...

dateJul 24, 2017 in Nanophysics
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