Why You Can Climb Mountains

BBC Health

• Legal cannabis in Canada: Should pot convicts get amnesty?
  As cannabis becomes legal, 500,000 people with possession convictions want their records expunged.
• Pepper the robot tells MPs about artificial intelligence
  Pepper the robot answers questions from MPs on the education select committee about helping to care for older people.
• Robot seeks out skin cancer with suction
  Fitted with a dermatoscope, the prototype can check for signs of skin abnormalities.