BBC Technology News

• TSB online banking chaos continues despite apology
  The bank's IT chaos is set to continue into a fifth day despite an apology from the chief executive.
• Canada developing quantum radar to detect stealth aircraft
  The Canadian government has invested $2.7m in a project developed by the University of Waterloo.
• 'Facebook in PR crisis mode', says academic at heart of row
  Dr Kogan also accused Cambridge Analytica boss Alexander Nix of fabrication.
• BBC iPlayer streams sport in 4K HDR for first time
  A rugby match was livestreamed via iPlayer in a trial featuring the high-quality TV formats.
• Ransomware infects Ukraine energy ministry website
  Hackers have taken Ukraine's energy ministry website offline, demanding a Bitcoin ransom to release encrypted files.
• The senior citizens taking on coding
  In Singapore, senior citizens are learning how to code computer programs on training courses designed to modernise skills and keep older brains sharp.
• Vodafone rated worst mobile provider by Which? survey
  The mobile phone giant is ranked lowest for the seventh year in a row by consumer body Which?.
• YouTube publishes deleted videos report
  The video-sharing website details the reasons why millions of videos have been removed.
• Lab-grown meat
  The meat industry, a major contributor to CO2 emissions and deforestation, is facing competition.
• Chinese tech giants' sexist job ads exposed
  Some adverts offered "men only" jobs while others wanted "trim" women applicants, Human Rights Watch found.