Google reveals it is building new technology to make ads appear more quickly and use less battery power.

Cab hire service Uber has been taken to an employment tribunal by two of its drivers who claim it is acting unlawfully by not offering holiday and sick pay.

Its artificial intelligence division, DeepMind, has cut Google’s data centres’ energy consumption by 15%, using a machine-learning algorithm.

WhatsApp in Brazil is operating again after it was temporarily suspended for failing to hand over information requested in a criminal investigation.

BT acknowledges that its customers experienced broadband faults. Banks were also affected.

BT acknowledges that many of its customers are experiencing problems with its broadband service.