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Fish Make Their Own Sun Protection
Jenny Rood | May 14, 2015
Zebrafish and other vertebrates have the enzymatic machinery to synthesize gadusol, an ultraviolet light-absorbing compound.
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
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
Jenny Rood | May 11, 2015
Generation-spanning maps of
DNA methylation allow researchers to compute how quickly epigenetic marks appear and disappear in the plant’s genome.
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
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?
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.
Jenny Rood | Apr 29, 2015
Physics drove the convergent evolution of swimming in 22 unrelated marine species, a study suggests.
Jenny Rood | Apr 16, 2015
An analysis of 34 chloroplast genomes reveals how and when modern fruit varieties evolved from a common ancestor.
2015 Top 10 Innovations: Enter Today!
The Scientist | Apr 13, 2015
Submissions are officially open for this year’s Top 10 Innovations contest.