microscopy, evolution
Learning Your Stripes
Learning Your Stripes
Mary Beth Aberlin | May 1, 2017
Science’s lowest common denominator has always been patterns.
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.
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.
Image of the Day: Colorful Crystals
Image of the Day: Colorful Crystals
The Scientist Staff | Apr 26, 2017
Thecla opisena butterfly wings get their unique luster from the crystalline structures in their scales (bottom right).
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.
Scientists Stretch Neurons to Image Fine Structures
Scientists Stretch Neurons to Image Fine Structures
Kerry Grens | Apr 18, 2017
A double-expansion technique embeds brain tissue in the absorbent material of diapers to stretch out cells for easier visualization.
New Giant Virus Group Reported
New Giant Virus Group Reported
Diana Kwon | Apr 6, 2017
A genomic analysis of “Klosneuviruses” suggests that they evolved from small viruses that accumulated genetic material over time, but not all virologists are convinced. 
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.