Before we head into Donald Trump’s first full day in office on Tuesday, here’s a look at what his first day back as president meant for technology, climate and markets

The wide divergence of views of people in his inner circle is perhaps one reason why Trump held off imposing tariffs on China on day one of his presidency

The new rules will include Russian cars, but exempt BYD buses assembled in California and won't cover Chinese software made before the rules take effect, so GM and Ford can continue to import some China-made vehicles

Rescue of little-known actor gets widespread publicity in China, which has led to tour groups cancelling Lunar New Year trips

US court appears to see control of the app as the key issue in the case, and a top analyst says the world is entering a dangerous phase as US-China ties 'decouple'

New rules will cap exports of AI chips to adversaries such as China and Russia, while allowing US companies and close allies unlimited access

Meta imposes changes for the US market, but will continue its fact-checking programme in places like the European Union that take a more active approach to regulation of tech companies

Chinese tech giant and biggest battery maker say the move is 'clearly a mistake' as they are not military firms, or suppliers or engaged in military-related activities. They could sue the Pentagon.

Chinese government hackers who breached the US Treasury Department last month targeted the office that administers economic sanctions, according to a new report

Chinese hackers gained access to a digital key that enabled them to gain access to Treasury documents, officials said on Monday

The claim comes at a time when US security agencies and officials have accused Chinese hackers of infiltrating multiple US telecom providers and stealing huge amounts of data

Apple has had talks with Tencent and Bytedance about integrating their AI models into iPhones sold in China, sources say