The ladder-climbing robotic snake and other news

BBC Click’s Nick Kwek looks at some of the best technology news stories of the week including:

• Google announces it is shutting down the majority of its social network, Google+, after user data was left exposed
• Augmented reality company, Magic Leap, holds its first developers conference
• University researchers at Kyoto University and the University of Electro-Communications create a robotic snake that can climb ladders

See more at Click’s website and @BBCClick.