artificial selection, ecology, evolution
Yeast Genome Doubling
Yeast Genome Doubling
Amanda B. Keener | Aug 10, 2015
The results of a computational genetic analysis suggest Saccharomyces cerevisiae doubled its genome through species hybridization.
Investigating the Four-legged Snake Fossil
Investigating the Four-legged Snake Fossil
Bob Grant | Aug 5, 2015
Brazilian officials are trying to determine whether the transformational fossil find was exported illegally from the country.
Opinion: Life’s X Factor
Opinion: Life’s X Factor
Nick Lane | Aug 4, 2015
Did endosymbiosis—and the innovations in membrane bioenergetics it engendered—make it possible for eukaryotic life to evolve?
Mimicry Muses
Mimicry Muses
Mary Beth Aberlin | Aug 1, 2015
The animal world is full of clever solutions to bioengineering challenges.
Building Bigger Beefsteaks
Building Bigger Beefsteaks
Tracy Vence | Aug 1, 2015
Understanding the genetics of stem cell population maintenance in plants producing jumbo tomatoes could help scientists generate more-massive fruits.
Four-legged Snake Fossil Found
Four-legged Snake Fossil Found
Bob Grant | Jul 27, 2015
Researchers discover an unprecedented paleontological relic that may just rewrite the book on snake evolution.
Warming Climate Hurt Megafauna?
Warming Climate Hurt Megafauna?
Jef Akst | Jul 27, 2015
The massive mammals that roamed Earth some 30,000 years ago may have gone extinct as a result of global warming, according to an ancient-DNA study.
“Feathered Poodle From Hell” Dino Found
“Feathered Poodle From Hell” Dino Found
Kerry Grens | Jul 20, 2015
A newly discovered relative of Velociraptor had abundant plumage and birdlike wings.  
Small Genetic Change Yields Edible Corn
Small Genetic Change Yields Edible Corn
Amanda B. Keener | Jul 13, 2015
Researchers attributed corn’s soft, edible casing to a single DNA base swap in its ancestor’s genome.
Intelligence Gathering
Intelligence Gathering
Mary Beth Aberlin | Jul 1, 2015
Disease eradication in the 21st century