Infographic: Microbiome-Driven Adaptations in Animals
Infographic: Microbiome-Driven Adaptations in Animals
Researchers are using experiments and observational studies to look for host genetic variation that could be partly determined by the gut microbiota.
Infographic: Microbiome-Driven Adaptations in Animals
Infographic: Microbiome-Driven Adaptations in Animals

Researchers are using experiments and observational studies to look for host genetic variation that could be partly determined by the gut microbiota.

Researchers are using experiments and observational studies to look for host genetic variation that could be partly determined by the gut microbiota.

natural selection
The Inside Guide: The Gut Microbiome’s Role in Host Evolution
The Inside Guide: The Gut Microbiome’s Role in Host Evolution
Catherine Offord | Jul 1, 2021
Bacteria that live in the digestive tracts of animals may influence the adaptive trajectories of their hosts.
Deadly Facial Tumors Spur Tasmanian Devil Evolution: Study
Deadly Facial Tumors Spur Tasmanian Devil Evolution: Study
Christie Wilcox | Jun 16, 2021
The largest study to date of the animals’ genetics provides robust evidence that they are adapting to survive a highly lethal, contagious cancer scientists feared would cause their extinction.
Hybrid Animals Are Not Nature’s Misfits
Hybrid Animals Are Not Nature’s Misfits
Ashley Yeager | May 1, 2021
In the 20th century, animals such as mules and ligers that had parents of different species were considered biological flukes, but genetic sequencing is beginning to unravel the critical role of hybridization in evolution.
Image of the Day: Plumage Patterns
Image of the Day: Plumage Patterns
Amy Schleunes | Mar 23, 2020
An island songbird evolved into five populations of different color variants despite inhabiting territories just 10 kilometers apart.
Opinion: Individuals Are Greater Than the Sum of Their Parts
Opinion: Individuals Are Greater Than the Sum of Their Parts
Itzhak Mizrahi, Fotini Kokou | Mar 1, 2019
The study of evolution requires consideration of organisms’ microbiomes.
Neanderthal Ancestry in Europeans Unchanged for Last 45,000 Years
Neanderthal Ancestry in Europeans Unchanged for Last 45,000 Years
Diana Kwon | Jan 23, 2019
The findings of a new study contradict previous results from some of the same scientists that suggested Neanderthal DNA was gradually removed from modern human genomes.
Infographic: How Cities Influence Evolution
Infographic: How Cities Influence Evolution
Catherine Offord | Jan 1, 2019
Urban environments are driving genetic changes in resident species through multiple mechanisms, from establishing gene flow barriers to exerting novel selection pressures.
Human Birth Canal Varies More Widely than Previously Thought
Human Birth Canal Varies More Widely than Previously Thought
Anna Azvolinsky | Oct 24, 2018
The pelvic bones of women have been shaped more by random evolution than by natural selection, a new study finds.
Global Patterns of Human Epigenetic Variation
Global Patterns of Human Epigenetic Variation
Ashley Yeager | Aug 28, 2017
A study of five far-flung human populations gives clues to adaptations to environmental pressures.
Pollution Drives Marine Reptile Color Change
Pollution Drives Marine Reptile Color Change
Bob Grant | Aug 11, 2017
The turtle-headed sea snake is losing its stripes, and researchers suggest that the change reflects adaptation to fouled oceans.
Evolution May Have Deleted Neanderthal DNA
Evolution May Have Deleted Neanderthal DNA
Joshua A. Krisch | Nov 8, 2016
Natural selection may be behind the dearth of Neanderthal DNA in modern humans.
On Becoming Human
On Becoming Human
Mary Beth Aberlin | Aug 1, 2016
Some thoughts on going to the Galápagos
Humans Never Stopped Evolving
Humans Never Stopped Evolving
John Hawks | Aug 1, 2016
The emergence of blood abnormalities, an adult ability to digest milk, and changes in our physical appearance point to the continued evolution of the human race.
Contributors
Contributors
Karen Zusi | Jan 1, 2016
Meet some of the people featured in the January 2016 issue of The Scientist.
Computer Science Pioneer Dies
Computer Science Pioneer Dies
Amanda B. Keener | Aug 21, 2015
John Henry Holland, who developed genetic algorithms, has passed away. He was 86.
Adapting to Arsenic
Adapting to Arsenic
Ashley P. Taylor | Jun 1, 2015
Andean communities may have evolved the ability to metabolize arsenic, a trait that could be the first documented example of a toxic substance acting as an agent of natural selection in humans.
Marine Life Trending Larger
Marine Life Trending Larger
Bob Grant | Feb 23, 2015
Ocean animals have been getting bigger over the millennia, according to an analysis of thousands of genera that have plied Earth’s seas since the Cambrian Period.
Books on the <em>Beagle</em>
Books on the Beagle
Jyoti Madhusoodanan | Jul 17, 2014
An online reconstruction makes the library from Darwin’s famed ship more accessible. 
Standing Up for Sex
Standing Up for Sex
Henry Gee | Dec 1, 2013
Humans evolved the ability to walk on two legs because it allowed them to more accurately size up prospective mates. Or did they?