Bite marks found on a Roman-era skeleton in York are the first physical evidence that humans fought animals in gladiatorial combat, experts have said.The discovery was made in a cemetery which was ...

At the trial, the driver's defence team argued that temporary orange road markings leading to the station were confusing and played a hand in what happened. The lines had been painted in the ...

These receptors act like docking stations for vitamin D to bind to and trigger different effects in the skin, intestine, bone, parathyroid gland, immune system and pancreas, among others.

In medicine, its ability to produce custom-made, complex structures is changing the way doctors treat injuries and diseases—especially when it comes to rebuilding bones and other body tissues.