Genomes Sequenced for Every US and Canada Butterfly
Genomes Sequenced for Every US and Canada Butterfly
Researchers analyzed more than 800 species.
Genomes Sequenced for Every US and Canada Butterfly
Genomes Sequenced for Every US and Canada Butterfly

Researchers analyzed more than 800 species.

Researchers analyzed more than 800 species.

speciation
Infographic: How the Mitochondrial and Nuclear Genomes Interact
Infographic: How the Mitochondrial and Nuclear Genomes Interact
Viviane Callier | Nov 1, 2019
From regulating each other’s gene expression to encoding different parts of the same proteins, the two genome types in every eukaryotic cell are far from independent.
The Two Genomes in Every Eukaryotic Cell
The Two Genomes in Every Eukaryotic Cell
Viviane Callier | Nov 1, 2019
Interactions between mitochondrial and nuclear genomes have further-reaching effects on physiological function, adaptation, and speciation than previously appreciated.
Archaea CRISPR Systems Grab DNA Memories During Interspecies Mating
Archaea CRISPR Systems Grab DNA Memories During Interspecies Mating
Carolyn Wilke | Mar 1, 2019
When different archaeal species mate, their CRISPR systems interact in ways that may influence their evolution.
Male Fish Borrows Egg to Clone Itself
Male Fish Borrows Egg to Clone Itself
Ruth Williams | May 23, 2017
A fish created by spontaneous androgenesis is the first known vertebrate to arise naturally by this asexual reproductive phenomenon. 
Study: Horses Did Not Develop New Traits During Periods of Rapid Speciation
Study: Horses Did Not Develop New Traits During Periods of Rapid Speciation
Diana Kwon | Feb 13, 2017
Speciation and development of new traits may not always go hand-in-hand.
Study: There Are Twice as Many Bird Species as Previously Estimated
Study: There Are Twice as Many Bird Species as Previously Estimated
Ben Andrew Henry | Dec 14, 2016
Standard taxonomy lumps together bird species that should be separate, a new study suggests, raising the total number of estimated species from 9,000 to 18,000.
Revered Biologist Dies
Revered Biologist Dies
Catherine Offord | Apr 27, 2016
Rick Harrison, an evolutionary biologist known for his research on speciation, has passed away at age 70.
How to Make a New Species
How to Make a New Species
Ruth Williams | Jul 1, 2015
Scientists mutate a mating pheromone and its corresponding receptor in yeast to promote speciation.
“King of Noses”
“King of Noses”
Jyoti Madhusoodanan | Sep 24, 2014
New hadrosaur uncovered in Utah hints at surprising speciation.