内容摘要：Follow the twists and turns of Trump's second term with North America correspondent Anthony Zurcher's weekly

Follow the twists and turns of Trump's second term with North America correspondent Anthony Zurcher's weekly

23andMe agreed to a court-appointed overseer of customer genetic data after several states alleged the company was failing to take data security seriously enough.to follow the world's top tech stories and trends.

Google is introducing a new artificial intelligence (AI) mode that more firmly embeds chatbot capabilities into its search engine, aiming to give users the experience of having a conversation with an expert.The "AI Mode" was made available in the US on Tuesday, appearing as an option in Google's search bar.The change, unveiled at the company's annual developers conference in Mountain View, California, is part of the tech giant's push to remain competitive against ChatGPT and other AI services, which threaten to erode Google's dominance of online search.

The company also announced plans for its own augmented reality glasses and said it planned to offer a subscription AI tool.Sundar Pichai, the chief executive of Google-parent Alphabet, said the incorporation of the company's Gemini chatbot into its search signalled a "new phase of the AI platform shift".

"With more advanced reasoning, you can ask AI both longer and more complex queries," Pichai told the audience.

The company's foray into AI-powered glasses comes more than a decade after it pioneered smart glasses with its "Google Glasses", which ultimately flopped.Gone are the days when China's People's Liberation Army (PLA) was characterised by outdated weaponry and rigid Maoist doctrine. Today it is a formidable force deploying state-of-the-art hypersonic missiles and fifth-generation warplanes like the J20.

Its navy has the largest number of warships in the world, outstripping the United States.While China lags far behind the US and Russia in its number of nuclear warheads, it is rapidly expanding its nuclear arsenal, with missiles that can travel up to 15,000km, putting the continental US easily within range.

The US Navy's formidable 7th Fleet, based in Yokosuka, just south of Tokyo, can no longer claim to have guaranteed naval supremacy in the region.China's array of Dong Feng missiles and swarms of explosive drones would make any approach to its shores extremely hazardous for US warships.