News tagged with plos biology

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Sexual healing? Not likely

(PhysOrg.com) -- A new study shows the production of sperm is more biologically taxing than previously thought, and expending energy on it has significant health implications.

Jan 30, 2012
4.6 / 5 (11) 8 | with audio podcast

'Worm speak' uses chemicals to communicate

(PhysOrg.com) -- A species of small, transparent roundworms have a highly evolved language in which they combine chemical fragments to create precise molecular messages that control social behavior, reports ...

Jan 26, 2012
4.8 / 5 (13) 4 | with audio podcast

Genes show one big European family

From Ireland to the Balkans, Europeans are basically one big family, closely related to one another for the past thousand years, according to a new study of the DNA of people from across the continent.

May 07, 2013
4.1 / 5 (23) 3 | with audio podcast

How predictable is evolution?

Understanding how and why diversification occurs is important for understanding why there are so many species on Earth. In a new study published on 19 February in the open access journal PLOS Biology, researchers show that s ...

Feb 19, 2013
3.6 / 5 (12) 197 | with audio podcast

Cheating favors extinction

Cooperative behaviour is widely observed in nature, but there remains the possibility that so-called 'cheaters' can exploit the system, taking without giving, with uncertain consequences for the social unit ...

Apr 30, 2013
4.1 / 5 (16) 70 | with audio podcast

From strangers to mates in 15 minutes

Ah, to be a fruit fly. No meddling matchmakers, creepy dates or frog kissing. Females process the sights, smell, sounds and touch of love to choose Mr. Right in 15 minutes. Researchers at Case Western Reserve ...

Nov 06, 2014
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