Scientists discover that ancestors of the unicellular fungi can synthesize essential biomolecules with only trace levels of O2.
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Mothers more likely to have twins have heavier, healthier non-twin babies, possibly explaining why twinning evolved.
A researcher is repeating the controversial experiments that suggested a bacterium used arsenic rather than phosphorus in its DNA—with the world watching.
Researchers identify an antibody profile that may mark patients who suffer persistent symptoms of the tick-borne disease.
Researchers use directed evolution to create a bacterial strain that substitutes a synthetic base for thymine.
Researchers take pictures and analyze bacterial cultures from the bellybuttons of hundreds of American volunteers.
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
New types of biological filaments are turning up in yeast, fly, bacterial cells and in rat neurons, and they may yield clues to how the cytoskeleton evolved from metabolically active enzymes.
A young botanist pays tribute to his mentor by naming a newly discovered, rare species in his honor.
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