When hermaphroditic worms that usually self-fertilize are exposed to stressful high temperatures, they produce offspring that mate earlier than normal.
Jude Coleman, Contributor
The intelligence of crows is nothing to squawk about.
Jude Coleman, Contributor
As the ancestors of penguins dived deeper, their wings became streamlined for swimming.
Joshua Learn, Contributor
Study suggests the dangerous antibiotic-resistant bacteria known as MRSA first evolved naturally.
Brian Owens, Contributor
Experiments showed how cats can track their owners by listening for their voice
Haley Weiss, Staff Writer
Fox-like dog described by first Europeans to visit the remote islands was an ecological anomaly.
Joshua Learn, Contributor
Up to 63% of African and Arabian mammal species may have vanished in a previously undetected die-off.
Charles Q. Choi, Contributor
A new paper examines how elephants work together to solve a task and when cooperation breaks down.
Katharine Gammon, Contributor
The flying reptile was among hundreds of fossils recovered by police in 2013.
James Gaines, Contributor
Analysis of fish ear bones reveals how bioluminescent lanternfish became so abundant.
Joshua Learn, Contributor
A fossil skull from a bird that lived in the time of dinosaurs sheds light on how the ancestors of modern birds escaped extinction.
Nala Rogers, Staff Writer
New research uncovers the cellular basis of fractal patterns in Romanesco and cauliflower.
Charles Q. Choi, Contributor