News tagged with natural selection

Evolution of new genes captured

(Phys.org)—Like job-seekers searching for a new position, living things sometimes have to pick up a new skill if they are going to succeed. Researchers from the University of California, Davis, and Uppsala University, Sweden, ...

Oct 22, 2012
5 / 5 (5) 3 | with audio podcast

Networking ability a family trait in monkeys

Two years of painstaking observation on the social interactions of a troop of free-ranging monkeys and an analysis of their family trees has found signs of natural selection affecting the behavior of the descendants.

Jan 09, 2013
2 / 5 (1) 0 | 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
4.2 / 5 (5) 9 | with audio podcast

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