Researchers use DNA from ancient tooth tartar to chart changes in the bacterial communities that have lived in human mouths for 8,000 years.
Researchers use DNA from ancient tooth tartar to chart changes in the bacterial communities that have lived in human mouths for 8,000 years.
Yale University evolutionary biologist Steven Brady studies the evolutionary impacts of roads on the amphibians.
As new infections surface and spread, science meets the challenges with ingenuity and adaptation.
Pregnant mice exposed to the chemical used in many plastics have offspring with behavioral abnormalities.
Long-term stroke patients involved in a small-scale clinical trial of a neural stem-cell therapy show signs of recovery.
Scientists find the molecule that delivers itchiness signals to the brain via a dedicated, and previously unknown, neural pathway.
Researchers discover a microbe living at -15°C, the coldest temperature ever reported for bacterial growth, giving hope to the search for life elsewhere in the cosmos.
Chilly weather could impede the immune reactions that most effectively contain viruses like the common cold.
Viruses that attack bacteria may be an important component of our gut microbiota.
The Asian harlequin ladybird carries a biological weapon to wipe out competing species.