Airbus’s bold bet on building a hydrogen-powered aircraft is unravelling, leading the plane maker to cut the project’s budget and reallocate staff. The WSJ’s Benjamin Katz explains what threw the mission off course. Plus, workplace reporter Ray A. Smith explores the brave new world of adjustable, circadian-tuned office lighting. Katie Deighton hosts.

We want to hear from you! Our recent series “Chatbot Confidential” looked into privacy risks when using generative AI chatbots like ChatGPT or Claude. Do you have a question about using these chatbots and your privacy? Record a voice memo and send it to [email protected] or leave us a voicemail at (212) 416-2236.

Sign up for the WSJ's free Technology newsletter.

Learn more about your ad choices. Visit megaphone.fm/adchoices