For the last decade, zoologists have been battling over the question, “What was the oldest branch of the animal family tree?

Communities found to coordinate feeding to streamline efficiency

Influenza A viruses can cause devastating pandemics when they are transmitted to humans from pigs, birds, or other animal species

Researchers at the UW–Madison Wisconsin Institute for Discovery are conducting experiments to test the idea that lifelike chemical reactions might develop readily under the right condition

Reader preferences for liberal or conservative political books also attract them to different types of science books, according to a new study

Programming living cells

Researchers reveal the family tree of the group of microorganisms responsible for 'inventing' the oxygen-producing photosynthesis that lets you breathe

Unergraduate-led study observes previously unknown caching behavior

The new tools are the first, say the study authors, to identify melanoma DNA in the blood of patients whose cancer is spreading and who lack defects in either the BRAF or NRAS gene

Researchers may have found a natural way to cut down on antibiotic use without sacrificing health

This enzyme—known as Flap endonuclease 1, or FEN1—is often highly overexpressed or faulty in cancer and other types of diseases

"For the first time, an egg with abnormal mitochondria can be changed to contain mostly normal mitochondria from a healthy egg donor," professor says