developmental biology, evolution, culture
The Evolution of Social Bees
The Evolution of Social Bees
Ruth Williams | May 14, 2015
Scientists describe the genetic changes associated with solitary-to-social transitions throughout bee evolution.
Dino Snouts from Chicken Beaks
Dino Snouts from Chicken Beaks
Bob Grant | May 13, 2015
Researchers tweak gene expression in chicken embryos that may have been crucial to the evolutionary transition from dinosaur noses to bird bills.
Estimating Epigenetic Mutation Rates
Estimating Epigenetic Mutation Rates
Jenny Rood | May 11, 2015
Generation-spanning maps of Arabidopsis thaliana DNA methylation allow researchers to compute how quickly epigenetic marks appear and disappear in the plant’s genome.
The Rise of Heads
The Rise of Heads
Bob Grant | May 11, 2015
A 500 million-year-old brain fossil yields clues to the evolution of heads.
Oldest Ancestor of Modern Birds Found
Oldest Ancestor of Modern Birds Found
Jenny Rood | May 6, 2015
Fossils of a new species discovered in China suggest birds developed 6 million years earlier than previously thought.
Winged Dino Found?
Winged Dino Found?
Bob Grant | May 1, 2015
Researchers describe a small species that may have soared through Jurassic skies on membranous wings like those of bats and flying squirrels.
Attacking AIDS on Many Fronts
Attacking AIDS on Many Fronts
Peter Piot | May 1, 2015
A close cooperation between science, politics, and economics has helped to control one of history’s most destructive epidemics.
 
Capsule Reviews
Capsule Reviews
Bob Grant | May 1, 2015
The Genealogy of a Gene, On the Move, The Chimp and the River, and Domesticated
Think Before You Fire
Think Before You Fire
Sarah Ramsay | May 1, 2015
Industry layoffs may save a few dollars, at the cost of losing the collective brainpower of thousands of scientists.
Speaking of Science
Speaking of Science
The Scientist Staff | May 1, 2015
May 2015's selection of notable quotes