Fusion startup Helion hits blistering temps as it races toward 2028 deadline The Everett, Washington-based fusion energy startup Helion announced Friday that it has hit a key milestone in its quest for fusion power. Plasmas inside the company’s Polaris prototype reactor have reached 150 million degrees Celsius, three-quarters of the way toward what the company thinks it will need to operate a...

The leaderboard “you can’t game,” funded by the companies it ranks Artificial intelligence models are multiplying fast, and competition is stiff. With so many players crowding the space, which one will be the best — and who decides that? Arena, formerly LM Arena, has emerged as the de facto public leaderboard for frontier LLMs, influencing funding, launches,...

The Secret Meaning Behind Kitchen Sponge Colors Why You Can Trust CNET Our expert, award-winning staff selects the products we cover and rigorously researches and tests our top picks. If you buy through our links, we may get a commission. Reviews ethics statement Sponges are color-coded for a reason. Here's what each one means and when to use it. David Watsky Managing...

Nvidia deepens early-stage push into India’s AI startup ecosystem Nvidia is stepping up efforts to court India’s artificial intelligence startups earlier in their lifecycle, unveiling a string of partnerships this week aimed at reaching founders even before their companies are formally established. The push is intended to help the AI chipmaker cultivate relationships with future customers in...

Google Rolls Out Latest AI Model, Gemini 3.1 ProGoogle took the wraps off its latest AI model, Gemini 3.1 Pro, on Thursday, calling it a "step forward in core reasoning." The software giant says its latest model is smarter and more capable for complex problem-solving. Google shared a series of bookmarks and examples of the latest model's capabilities, and is rolling out Gemini 3.1 to...