These Stocks Are Moving the Most Today: Tesla, Microsoft, Meta, UPS, IBM, Nvidia, Comcast, Las Vegas Sands, American, Cigna, and More
Tesla stock rises on optimism over the electric-vehicle maker’s growth projections, Microsoft’s Azure growth misses estimates, Meta’s fourth-quarter profit handily tops forecasts, and UPS says it will ...
How DeepSeek changed Silicon Valley’s AI landscape
Chinese AI lab DeepSeek provoked the first Silicon Valley freak-out of 2025. Here's what it could mean for American AI policy ...
Cathie Wood buys $16.6 million of wavering tech stocks
Cathie Wood, chief of Ark Investment Management, believes in tech stocks that will have a disruptive impact. She isn’t afraid to buy them on the way down — or up. Sometimes her strategy works: The ...
Trump officials discuss tighter curbs on Nvidia China sales
Trump administration officials are exploring additional curbs on the sale of Nvidia Corp. chips to China, according to people familiar with the matter.
OpenAI suspects that DeepSeek AI used GPT data for training
OpenAI and Microsoft reportedly have evidence of DeepSeek using GPT data to train its own AI models. More details here.
Nvidia is not out of the woods yet; stock falls after reports emerge that the Trump administration is looking at imposing further curbs on the sale of its chips to China
The US is considering new restrictions on chip sales to China, adding to existing concerns about competition from Chinese AI models.
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'Distillation', the sophisticated 'copy-paste' technique that is deeply involved in the AI wars and of which OpenAI accuses DeepSeek
After training for free with all of the Internet, AI companies are starting to copy each other without permission. The world ...