nature – Inside the November 3 Issue:

• The surprise saviours of the gut: the neurons that sense pain – Nerve cells that carry pain signals play a part in suppressing inflammation and tissue damage in the gut.
• A ship sunk during the Second World War still stirs up the seabed – The wreck of a German patrol boat continues to influence ocean chemistry and microbiology at its final resting spot.
• Plagued by problem birds? Call RobotFalcon! – A robotic bird of prey scares off nuisance flocks in a flash — and they don’t seem to get wise to the deception.
• Heaviest metal yet found in exoplanet skies – Two super-hot planets have atmospheres laced with barium.