Do humans have a sixth sense? Scientist explains why we think we can FEEL others watching us

We've all had that feeling that somebody is watching us – even if we're not looking directly at their eyes. Sometimes we even experience a feeling of being watched by someone completely outside our field of vision. But how can we explain this phenomenon without resorting to psuedoscientific explanations like extrasensory perception - or a'sixth sense'? Dr Harriet Dempsey-Jones, a Postdoctoral Researcher in Clinical Neurosciences at the University of Oxford explains how our minds can play tricks on us. Sometimes we experience a feeling of being watched by someone completely outside our field of vision.