Police in England and Wales are conducting hundreds of polygraph tests a year to assess risk posed by suspects but researchers warn that the science around "lie detectors" remains contentious and additional safeguards are needed
An empathy problem in agency land mumbrella.com.au - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from mumbrella.com.au Daily Mail and Mail on Sunday newspapers.
While it might seem an unlikely option, body fat (known as adipose tissue) is rich in stem cells, master cells capable of turning into different types of tissue.