Evolution Takes Credit
August 24, 2007
It may be more blessed to give than to receive, but evolution often just takes.
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Honeybees Fly with Mental Maps
February 15, 2005
You can tell a honeybee to get lost, but it can’t. You can even take it off its flight path, but it will find its way back. Scientists writing in PNAS1 this week described experiments by a European team that wanted to test their navigating abilities. They marked bees at feeding stations, then took them […]
Gecko Has Self-Cleaning Feet
January 4, 2005
Imagine self-cleaning, reusable tape. No matter where you stick it, you can remove it and stick it on another surface, no matter how dirty, and it always acts like new. The tokay gecko has achieved such a feat on its feet, according to a physicist and a biologist from Lewis and Clark College, Oregon, publishing […]
Genes Are Not Telling the Whole Story
October 20, 2002
A growing realization is dawning on geneticists: there is more going on in DNA than previously imagined. Now that whole genomes are becoming available, scientists are eagerly trying to understand how the genetic code (genotype) produces a full-grown organism (phenotype), like a fruit fly or human. The interesting stuff in DNA used to be the […]