Cities Can Serve as Cauldrons of Evolution
Catherine Offord | Jan 1, 2019
From changes in gene flow to adaptation, the effects of urbanization are shaping the evolutionary trajectories of plants and animals.
Infographic: How Cities Influence Evolution
Infographic: How Cities Influence Evolution
Urban environments are driving genetic changes in resident species through multiple mechanisms, from establishing gene flow barriers to exerting novel selection pressures.
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
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.
Image of the Day: Where Have All The Pigeons Gone?
The Scientist Staff, The Scientist Staff | Dec 8, 2017
A new study sheds light on how the most abundant bird in North America went extinct.
Advancing Techniques Reveal the Brain’s Impressive Diversity
Sara B. Linker, Fred H. Gage, Tracy A. Bedrosian | Nov 1, 2017
No two neurons are alike. What does that mean for brain function?
The Pangenome: Are Single Reference Genomes Dead?
Catherine Offord | Dec 1, 2016
Researchers are abandoning the concept of a list of genes sequenced from a single individual, instead aiming for a way to describe all the genetic variation within a species.
Infographic: Partitioning the Genome
Catherine Offord | Nov 30, 2016
To make sense of the genetic variation within species, researchers are turning to the concept of the pangenome.
Geography of Genetic Diversity
Rina Shaikh-Lesko | Sep 29, 2016
Mammals and amphibians show greater intraspecific genetic diversity in the tropics compared with temperate regions.
Fending Off Infection in Future Generations
Jef Akst | Aug 17, 2015
Female fruit flies challenged with infection during their lifetimes have offspring with greater genetic diversity.