BBC Technology News

• 'Payment by vein' trialled in supermarket
  The company behind the technology hopes the new way to pay for goods will appeal to millennials.
• Has Destiny 2 pleased video games fans?
  Marc Cieslak gets a chance to blast his way through Destiny's 2 campaign mode.
• Brain surgery revolution
  A brain surgeon in the UK has started using 3D printed titanium plates to replace parts of patients' skulls.
• Google signs $1.1bn HTC smartphone deal
  The tie-up marks the latest push by Google to boost its hardware business.
• Hands-on with Nest's new home security tech
  Hands-on with Nest's new home security tech, including a doorbell that connects to an app and a security system.
• Theresa May warns tech firms over terror content
  The prime minister says internet companies should remove extremist content within two hours.
• What can tech firms do to fight terror?
  The prime minister wants tech companies to do more to tackle extremist content. They say it's not that easy.
• YouTube to end paid channels service
  Channels charging a monthly fee on YouTube will end in December, after the idea failed to take off.
• Facebook trial lets users hide alcohol adverts
  The social network is testing a tool that will let people hide categories of ads for the first time.
• Why might Google want to buy part of HTC?
  Google struggled to integrate Motorola Mobility - why it would want to repeat the experience?