Tom Meltzer: Advances in technology have long been recognised as a threat to manual labour. Now highly skilled, knowledge-based jobs that were once regarded as safe could be at risk. How will these professions adapt to the digital age?
Rhik Samadder: The enigmatic philanthropist leaves $100 in envelopes in San Francisco as a social experiment in the redistribution of wealth – and has urged those who find the money to pass it on
Hugh Muir: First thoughts: The power relationship between you and those who control your data has swung too far in their direction. Take back some control
Energy bills may be reduced by two-thirds with a variety of treated waste alternatives to stuff into your walls, floors and lofts, says Joanne O'Connell
Lucy Mangan: A new labour agreement in France means that employees must ignore their bosses' work emails once they are out of the office and relaxing at home – even on their smartphones