A new yeast species found in Patagonia appears to be the missing half of the long-used lager yeast.
A new yeast species found in Patagonia appears to be the missing half of the long-used lager yeast.
Fossils discovered in Australian rocks may be the remnants of three and a half billion-year-old microorganisms.
Statistician Paul Meier, who championed the random assignment of patients to treatment groups in clinical trials, changed the way the researchers test experimental drugs.
Two newly described fossils suggest that wood is some 10 million years older than previous believed.
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.
A prolific cardiac research scientist, Bernadine Healy revolutionized the study and treatment of disease in women.
Researchers use directed evolution to create a bacterial strain that substitutes a synthetic base for thymine.
The Nobel Prize winner who discovered the gene that encodes the major histocompatibility complex passes away at age 90.
John Marburger became a lightning rod for criticism that the Bush administration had politicized climate change science and human embryonic stem cell research.