Have you ever wondered if slugs can smile — or if they even have teeth? Their smooth bodies and simple appearance might ...

From minimalist wrist designs to full sleeves, body art has become so common that it barely raises an eyebrow. But while the personal meaning of a tattoo may be obvious, the biological consequences ...

“This is a paradigm shift,” says Donn Van Deren, PhD, postdoctoral research fellow at the University of Pennsylvania, who conducted the research while working in human genetics at the University of ...

A study in fruit flies suggests an internal genomic arms race may be driving rapid evolution in proteins that still perform an essential, unchanging job: protecting chromosome ends.