Just what caused us to fall back into the bitter cold of midwinter when spring was meant to be on the horizon?

Robot assisted surgery is being embedded in to a range of medical procedures. Marcela Leite visited the Guardian Live Robot Surgery event at the Science Museum to find out more.

Reports of the resistance of UTIs to antibiotics are on the rise. Can a new method focused on preventing the bacteria from clinging to the lining of the urinary tract help?