Scientists discover that ancestors of the unicellular fungi can synthesize essential biomolecules with only trace levels of O2.
Scientists discover that ancestors of the unicellular fungi can synthesize essential biomolecules with only trace levels of O2.
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.