A scientist whose project was deemed so hopeless that he had to pursue it in his spare time has won the 2014 Nobel prize in physics for an invention that paved the way for widespread energy-efficient lighting. Shuji Nakamura, 60, at the University of California, Santa Barbara, shares the coveted

British-US scientist John O’Keefe and married couple May-Britt and Edvard Moser from Norway have won the Nobel Prize in Physiology or Medicine for discovering the brain’s “inner GPS”. The “place cells” and “grid cells” they discovered make it possible for our brains to work out where we are . The