Mothers more likely to have twins have heavier, healthier non-twin babies, possibly explaining why twinning evolved.
Mothers more likely to have twins have heavier, healthier non-twin babies, possibly explaining why twinning evolved.
Researchers use directed evolution to create a bacterial strain that substitutes a synthetic base for thymine.
Pro-evolution bumper stickers and emblems are being removed from the cars of biologists in Florida.
After completing his studies in medicine and biology, a restless Ernst Haeckel set off for Italy in 1859 to study art and marine biology. The diversity of life fascinated the 26-year-old Prussian, and in addition to painting landscapes, he spent the
A young botanist pays tribute to his mentor by naming a newly discovered, rare species in his honor.
A guide to free software for constructing and assessing species relationships
Protein interaction networks in Arabidopsis give clues to plant evolution and immunity.
The discovery of a new bird-like fossil challenges longstanding theories about which species of dinosaur gave rise to the avian lineage.
Cloud computing could change the game for the business of DNA-sequencing.