DNA, ecology, evolution
Infection Selection
Ruth Williams | Nov 13, 2011
Scientists track changes in bacterial genomes during a hospital outbreak to discover potential pathogenesis genes.
A Smoke-Swirl of Birds
Jef Akst | Nov 10, 2011
A video of thousands of birds flying as a single coordinated, amorphous group stirs up questions about how they do it.
Prescription Drug Pollutants
Cristina Luiggi | Nov 7, 2011
Are pharmaceuticals in the environment affecting human health?
Pioneers Make More Babies
Jef Akst | Nov 7, 2011
Women of the French families that colonized Canada in the 17th and 18th centuries had more children and grandchildren than late comers to the region.
Earliest Modern Europeans Described
Jef Akst | Nov 3, 2011
A fossilized jaw bone and teeth from Western Europe are recognized as the oldest modern human fossils recovered in the region.
Ladybug Zombies
Cristina Luiggi | Oct 31, 2011
Wasps inject their larvae into ladybug abdomens, where they feast on the bugs’ insides.
Bacterial Rejuvenation
Edyta Zielinska | Oct 27, 2011
Bacteria age, but as a lineage, can live forever.
Deadly Bat Fungus Nailed Down
Bob Grant | Oct 26, 2011
Scientists have made a definitive link between a recently-discovered fungus and a lethal disease wiping out bat populations in eastern North America.
Orangutans Have Culture
Bob Grant | Oct 25, 2011
A study shows that different populations of the Southeast Asian ape display and transmit specific behaviors through generations in a way similar to human cultures.
Wolbachia Boost Stem Cell Production
Jef Akst | Oct 20, 2011
The widespread bacteria known to manipulate host reproductive output can do so by ramping up stem cell division and consequent egg production in Drosophila.