Video: The limonene myth
Limonene, a compound found in citrus fruits, has two enantiomers: mirror-image molecules that cannot be superimposed, like a left and right hand.
Limonene, a compound found in citrus fruits, has two enantiomers: mirror-image molecules that cannot be superimposed, like a left and right hand.
Other
Jan 17, 2019
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3
Animals are much better at smelling a complex "soup" of odorants rather than a single pure ingredient, a new study by the University of Sussex has revealed.
Molecular & Computational biology
Dec 10, 2018
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22
Every day, thousands of trained K9 dogs sniff out narcotics, explosives and missing people across the United States. These dogs are invaluable for security, but they're also very expensive and they can get tired.
Analytical Chemistry
Nov 19, 2018
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322
Some animals have a superpower in their sense of smell. They explore, interpret and understand their world with such sensitivity that people have enlisted canines to help solve crime and detect cancer on the breath. Scientists ...
Analytical Chemistry
Nov 19, 2018
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39
Chemical communication is widely used in the animal kingdom to convey social information. For example, animals use olfactory cues to recognize group or family members, or to choose genetically suitable mates. In contrast ...
Plants & Animals
Oct 23, 2018
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103
DEET, thought to be the most effective insect repellent available, may not be an insect repellent at all.
Biotechnology
Sep 26, 2018
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157
Scientists at the Max Planck Institute for Chemical Ecology used behavioral experiments to show that desert ants quickly learn many food odors and remember them for the rest of their lives. However, their memory for nest ...
Plants & Animals
Sep 24, 2018
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41
The mosquito, sworn enemy of exposed ankles and elbows, locates each bloody meal using a finely tuned sense of smell. Yet, not all insects can sniff out vulnerable flesh. Butterflies, for example, feed not on necks but on ...
Plants & Animals
Aug 15, 2018
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92
A new study reveals that all insects use specialized odorant receptors that enable them to detect and pursue mates, identify enemies, find food and—unfortunately for humans—spread disease. This puts to rest a recent hypothesis ...
Evolution
Aug 2, 2018
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89
A so-called corpse flower known for the rotten stench it releases appeared close to blooming Monday at the Huntington Library in Southern California.
Plants & Animals
Jul 30, 2018
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5