hESCs, 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: Fishing Induces Gene Expression Changes
Study: Fishing Induces Gene Expression Changes
Jef Akst | May 18, 2017
Harvesting lab-raised zebrafish based on their size led to differences in the activity of more than 4,000 genes, as well as changes in allele frequencies of those genes, in the fish that remained.
<em>Homo naledi</em> Likely Roamed Earth with <em>H. sapiens</em>
Homo naledi Likely Roamed Earth with H. sapiens
Bob Grant | May 9, 2017
New research provides evidence that the ancient hominin species might not be so ancient after all.
From Smugglers to Scientists: New Dino Species Described
From Smugglers to Scientists: New Dino Species Described
Erin Hare | May 9, 2017
The infamous "Baby Louie" embryo is a giant oviraptorosaur fossil from China that resembled a gargantuan bird.
Embryonic Evolution Through Ernst Haeckel’s Eyes
Embryonic Evolution Through Ernst Haeckel’s Eyes
Diana Kwon | May 1, 2017
The 19th century biologist’s drawings, tainted by scandal, helped bolster, then later dismiss, his biogenetic law.
Learning Your Stripes
Learning Your Stripes
Mary Beth Aberlin | May 1, 2017
Science’s lowest common denominator has always been patterns.
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.
Infographic: Watching Evolution in Real Time
Infographic: Watching Evolution in Real Time
Jef Akst | Apr 30, 2017
Guppies transplanted between different communities in Trinidadian streams evolved in response to changes in predation threat in just a few generations.
Genetic Analysis Reveals the Evolutionary History of Dogs
Genetic Analysis Reveals the Evolutionary History of Dogs
Diana Kwon | Apr 26, 2017
By analyzing the genomes of 161 dog breeds, scientists discover how and when certain canine breeds emerged.
Texas Education Board Reaches Compromise on Science Standards
Texas Education Board Reaches Compromise on Science Standards
Kerry Grens | Apr 24, 2017
The state’s board of education approves new standards that ease up on having students dig into scientific issues relevant to “intelligent design” arguments.