Scientist Jacques Dubochet poses after the news conference after winning the 2017 Nobel Prize in Chemistry for developing cryo-electron microscopy which simplifies and improves the imaging of biomolecules, which he shares with Joachim Frank from Columbia University and Richard Henderson from MRC Laboratory of Molecular Biology in Cambridge, at the University of Lausanne (UNIL) in Lausanne, Switzerland October 4, 2017. REUTERS/Denis Balibouse TPX IMAGES OF THE DAY - RC1F47798550