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Latest Selection Stories

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2009-05-12 14:11:39

Rare traits persist in a population because predators detect common forms of prey more easily.

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2009-02-08 11:30:00

With the advances in genetic screening and fertility, the future of prospective parents being able to pick and choose what traits they want in their yet-to-be conceived children may not be too far away.

2009-01-19 10:54:40

Richard Dawkins' Extended Phenotype (EP) concept is as relevant now as when it was first proposed 26 years ago and is not at odds with other evolutionary explanations.

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2009-01-13 09:12:02

A new study shows that hunting and harvesting plants and animals creates an evolutionary development that causes them to decrease in size and reproduce sooner.

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2009-01-02 07:56:50

UK researcher Corry Gellatly believes he has a new explanation for how the human race keeps a balance of males and females.

2008-09-17 03:00:11

By Wilson, David Sloan Wilson, Edward O The process known as group selection was once accepted unthinkingly, then was widely discredited; it's time for a more discriminating assessment Is evolution a team sport, or is the contest for survival played out strictly between individuals? There's no question that natural selection acts on individual organisms: Those with favorable traits are more likely to pass along their genes to the next generation.

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2008-08-31 12:40:00

Shedding some genetically induced excess baggage may have helped a tiny fish thrive in freshwater and outsize its marine ancestors, according to a UBC study published Thursday in Science Express.

2008-08-27 12:00:56

By PATRICIA WEST-BARKER In Northern New Mexico, you cannot only see the region's history in its adobe homes and farmland irrigated by acequias, you can taste it and smell it, too -- especially in chile-roasting season.

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2008-05-29 15:52:16

The contentious debate about why insects evolved to put the interests of the colony over the individual has been reignited by new research from the University of Leeds, showing that they do so to increase the chances that their genes will be passed on.

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2007-02-12 13:25:00

A new statistical method of determining genetic traits that influence social interactions among animals may provide for more productive livestock. Scientists designed mathematical equations based on traits to choose animals that are more congenial in groups.


Word of the Day
bawbee
  • A coin originally worth six pennies Scots, and later three; held equivalent to an English halfpenny.
  • (in plural) Money; cash.
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