A whiff of tears reduces male aggression, says study

Watching someone cry often evokes an emotional response—but according to a new study published Thursday, human tears themselves contain a chemical signal that reduces brain activity linked to aggression.

Plants defend against insects by inducing 'leaky gut syndrome'

Plants may induce "leaky gut syndrome"—permeability of the gut lining—in insects as part of a multipronged strategy for protecting themselves from being eaten, according to researchers at Penn State. By improving our ...

How moths key into the scent of a flower

Moths need just the essence of a flower's scent to identify it, according to new research from The University of Arizona in Tucson.

Smell the love

(PhysOrg.com) -- Mandrills can use body odour to identify potential mates, researchers have found, in a study which lends new support to the theory that humans also have the ability to "sniff out" suitable partners.

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