Tales of a monster haunting Loch Ness go back for nearly 1,500 years, but only in the last century did the legend truly take off. Since the 1930s, over 1,000 eye witnesses have used mysterious photographs, eerie videos and unexplained sonar readings to back up their accounts of seeing the beast. The evidence is always tantalising but never definitive. At St Andrews University, Dr Charles Paxton, an expert on large marine creatures, has now compiled a unique database of every sighting of the creature ever reported. His team hope through detailed analysis of this ...