Planet Earth's oceans remain relatively unexplored. Now one company has a bold plan to build habitats for humans to live and work underwater for long spells of time. We hear about the tech challenges of life on the seabed.

Also on Tech Life, we speak to a Californian TikTok content creator, and a company benefiting from being on TikTok, as the future of the video-sharing platform in the United States remains uncertain. And who needs big crowds and long queues ? Is the future of gaming expos virtual ?

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Presenter: Chris Vallance Producer: Tom Quinn Editor: Monica Soriano

(Image: An illustration of an underwater human habitat known as a Sentinel. Credit: Deep.)