No10’s chief scientific adviser Sir Patrick Vallance will resign from his £185k-a-year post in April. He will then take on the role of chairman of the Natural History Museum’s Board of Trustees.No10’s chief scientific adviser Sir Patrick Vallance will resign from his £185k-a-year post in April. He will then take on the role of chairman of the Natural History Museum’s Board of Trustees.Read MoreHealth News | Mail Online