If you have ever been awake late at night and heard a strange, high-pitched scream echoing through the darkness, you might have wondered what it was. Many people describe it as frightening, almost human-like but it’s often the sound of a fox. Foxes are...

Pallab GhoshScience CorrespondentGettyOne of the world's leading centres for developing alternatives to animal testing is the Centre for Predictive in vitro Models (CPM) at Queen Mary University of London.Researchers here are developing the extraordinarily sounding "organ-on-a-chip" technology, conjuring up alarming images of throbbing brains...