MTC has, however, already been studied as an Alzheimer's therapy, so TauRx selected a low dose (4 mg taken twice a week) that it thought would discolour the urine, but not have any therapeutic effect.

The first American pope is accused of turning a blind eye when priests under his wing were accused of sexual abuse. Now the leader of a group of survivors hopes his election will shine a light on ...

A British scientist died after being attacked by a huge seal while snorkelling in the Antarctic. Marine biologist Kirsty Brown, 28, was studying the movement of icebergs when the animal struck ...