Image of the Day: Structural Colors
Image of the Day: Structural Colors
The films coating buckeye butterflies’ wing scales vary in thickness, creating a broad spectrum of iridescent colors.  
Image of the Day: Structural Colors
Image of the Day: Structural Colors

The films coating buckeye butterflies’ wing scales vary in thickness, creating a broad spectrum of iridescent colors.  

The films coating buckeye butterflies’ wing scales vary in thickness, creating a broad spectrum of iridescent colors.  

biological invasions, evolution
Image of the Day: Structural Colors
Image of the Day: Structural Colors
Amy Schleunes | Apr 14, 2020
The films coating buckeye butterflies’ wing scales vary in thickness, creating a broad spectrum of iridescent colors.  
Image of the Day: Ancient Fiber Technology
Image of the Day: Ancient Fiber Technology
Amy Schleunes | Apr 13, 2020
Researchers discover a fragment of cord between 41,000 and 52,000 years old that points to Neanderthals’ complex cognitive abilities.
Another Ancient Primate Lineage Sailed to South America
Another Ancient Primate Lineage Sailed to South America
Lisa Winter | Apr 10, 2020
A new fossil discovery indicates a second primate group also traversed the Atlantic millions of years ago on a raft of vegetation.
Image of the Day: Slow-Growing Brains
Image of the Day: Slow-Growing Brains
Amy Schleunes | Apr 8, 2020
Scans of eight fossilized adult and infant Australopithecus afarensis skulls reveal a prolonged period of brain growth during development that may have set the stage for extended childhood learning in later hominins.
Infographic: Researchers Take Aim at Cancer Evolution
Infographic: Researchers Take Aim at Cancer Evolution
Catherine Offord | Apr 1, 2020
Strategies to trick, manipulate, and direct the evolution of tumors
Cancer Researchers Use Evolution to Target Drug Resistance
Cancer Researchers Use Evolution to Target Drug Resistance
Catherine Offord | Apr 1, 2020
New therapeutic approaches in oncology aim to manipulate or block cancer’s adaptation to treatment.
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.
Image of the Day: Wonderchicken<br>
Image of the Day: Wonderchicken
Amy Schleunes | Mar 20, 2020
A newly discovered fossilized skull is between 66.8 million and 66.7 million years old and bears similarities to modern-day chickens and ducks.
Image of the Day: Tiny Dinosaur
Image of the Day: Tiny Dinosaur
Amy Schleunes | Mar 16, 2020
A roughly 99-million-year-old piece of amber from northern Myanmar contains the skull of what appears to represent the smallest known dinosaur of the Mesozoic era.
Image of the Day: Vestibular System
Image of the Day: Vestibular System
Amy Schleunes | Mar 13, 2020
The inner ear cavity proves to be a useful tool for studying the evolutionary relationships among monkeys, apes, and humans.