News tagged with natural selection

Scientists reveal driving force behind evolution

Scientists at the University of Liverpool have provided the first experimental evidence that shows that evolution is driven most powerfully by interactions between species, rather than adaptation to the environment.

Feb 25, 2010
3.9 / 5 (20) 21 | with audio podcast

Social insects, your grandma and Darwin

Darwin was not a fan of social insects, or at least not of those you're likely to step on or be stung by. Some of these critters—notably ants and termites, and certain wasps, bees and aphids—exhibit a high degree of social ...

Jan 13, 2015
5 / 5 (4) 21

Elusive prey

Escape responses are some of the most studied behaviors by neurobiologists who want to understand how the brain processes sensory information. The ability to evade predators plays a vital role in the process of natural selection. ...

Jul 28, 2011
4.3 / 5 (3) 2 | with audio podcast

'Nature' Paper Refigures the Evolution of Altruism

(PhysOrg.com) -- In 1871, Charles Darwin puzzled over the evolution of altruism. "He who was ready to sacrifice his life, as many a savage has been," he wrote in The Descent of Man, "rather than betray his co ...

Feb 26, 2010
3.8 / 5 (12) 20 | with audio podcast