Immune cells specific for the virus are present in the skin of infected patients, a study shows.

The discovery of nonspecific antibodies as key components of testing kits used in recent research suggests results touting the discovery of an “exercise hormone” may be invalid, according to a study.

A round-up of recent discoveries in behavior research

Scientists engineer E. coli to produce artificial spider silk.

What researchers are learning as they sequence, map, and decode species’ genomes

Scientists add a mouse gene to the cow genome to ward off bovine tuberculosis.

A missing transcription factor puts an early end to sperm production in mice.

Meet some of the people featured in the March 2015 issue of The Scientist.

Intact growth hormone signaling pathways are needed for methionine restriction to extend mouse lifespan.

Commonly added to processed foods, emulsifiers are associated with changes in gut microbiome composition and increased inflammation in mice.

Mammalian eyelashes are the optimal length for protecting eyes from dust and drying out, a study suggests.

Climate fluctuations in Central Asia may have been responsible for repeated European outbreaks of bubonic plague, a study suggests.