Computerphile - Inside one of the mysterious buildings that holds petabytes of data and crunches big numbers. Spencer Lamb shows us around a purpose built data centre in Slough in the UK, used by an organisation called Jisc/Janet which helps connect academic institutions together.
What does Siri really sound like? Susan Bennett, the original voice behind Siri, explains voice acting in 4 voices.
Australian entrepreneur Craig Wright has publicly identified himself as Bitcoin creator Satoshi Nakamoto.
The best rhymers of all time.