evolutionary biology
Evolution’s Quick Pace Affects Ecosystem Dynamics
Evolution’s Quick Pace Affects Ecosystem Dynamics
Jef Akst | May 1, 2017
From fish harvests to cottonwood forests, organisms display evidence that species change can occur on timescales that can influence ecological processes.
Another New Timeline for <em>Homo naledi</em>
Another New Timeline for Homo naledi
Tracy Vence | Apr 27, 2017
The ancient human may have lived around 200,000 to 300,000 years ago—much more recently than previously estimated.
Study: Diet Contributes to Brain Size
Study: Diet Contributes to Brain Size
Diana Kwon | Mar 29, 2017
The results of a historical primate behavior analysis suggest that species with fruit-filled diets evolved larger brains.
In Certain Social Bees, Gut Microbiomes Follow Phylogeny
In Certain Social Bees, Gut Microbiomes Follow Phylogeny
Ashley P. Taylor | Mar 29, 2017
Corbiculate bees and their gut-dwelling microbes have been coevolving since the social species evolved from their solitary ancestors around 80 million years ago, scientists suggest. 
Dinosaur Phylogenetic Tree Shake-Up
Dinosaur Phylogenetic Tree Shake-Up
Jef Akst | Mar 24, 2017
An analysis of 74 dinosaur species leads a group of researchers to reorganize the extinct animals’ evolutionary history.
Understanding the Roots of Human Musicality
Understanding the Roots of Human Musicality
Catherine Offord | Mar 1, 2017
Researchers are using multiple methods to study the origins of humans’ capacity to process and produce music, and there’s no shortage of debate about the results.
Adaptation, Island Style
Adaptation, Island Style
The Scientist Staff | Jan 2, 2017
Anole lizards inhabiting the Caribbean islands display some of the key principles of evolution.
Caribbean Anoles Function as Model Organisms for Evolutionary Dynamics
Caribbean Anoles Function as Model Organisms for Evolutionary Dynamics
Amber Dance | Jan 1, 2017
The small lizards adapted to unique niches among dozens of isles.
How an Invasive Bee Managed to Thrive in Australia
How an Invasive Bee Managed to Thrive in Australia
Ben Andrew Henry | Jan 1, 2017
The Asian honeybee should have been crippled by low genetic diversity, but thanks to natural selection it thrived.
Natural Selection Kept Neanderthal DNA in Modern Humans
Natural Selection Kept Neanderthal DNA in Modern Humans
Anna Azvolinsky | Dec 29, 2016
Interbreeding with Neanderthals appears to have reintroduced genetic sequences related to innate immunity that had been lost as humans migrated out of Africa.