Engineers at Columbia University's Creative Machines Lab have developed Emo – a robot capable of mimicking human facial expressions – to “enhance the interactions between humans and robots.” Emma Jehle has more.

Chinese President Xi Jinping said the US and China should be "partners, not rivals," as a series of issues, including Chinese aid for Russia in its war against Ukraine, continue to separate the countries.

Earlier reports had suggested ByteDance planned to sell the app, without its powerful algorithm. Earlier this week, US President Biden signed a law that would effectively ban TikTok in the US if it is not sold.