Animal models have long shaped how biomedical research is conducted. They have influenced how diseases are studied, how ...

For more than a century, dentistry has focused on repairing or replacing damaged teeth, not growing new ones. That assumption is now under direct challenge, as Japanese teams move a first-of-its-kind ...

In this week's "It's Debatable" segment, Rick Rosen and Charles Moster debate on the question: Should ethical/legal restrictions on human testing be lifted to expedite the development of new ...