News tagged with natural selection

When plants go polyploid

(PhysOrg.com) -- Plant lineages with multiple copies of their genetic information face higher extinction rates than their relatives, researchers report in Science magazine.

Sep 13, 2011
5 / 5 (3) 8 | with audio podcast

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

Evolution of the evolutionarily minded

In the century and a half since Charles Darwin's publication of The Origin of Species, evolutionary theory has become the bedrock of modern biology, yet its application to the understanding of the human mind remains controversial. ...

Jul 19, 2011
4.8 / 5 (5) 7

E. coli offers insight to evolution

(PhysOrg.com) -- Evolutionary biologist Richard Lenski occasionally thinks of his 12 original flasks of E. coli as the experiment that keeps on giving.

Jun 20, 2011
not rated yet 1 | with audio podcast

Evolutionary reasons for believing in luck

How far will you go to avoid bad luck? Do you avoid walking under ladders, carry lucky charms, or perhaps instead perform special rituals before important meetings or sporting events?

Jun 07, 2011
4 / 5 (4) 9 | with audio podcast