Five stunning images from the Close-up Photographer of the Year awards

Ross Gudgeon’s winning image, Fractal Forest Ross Gudgeon/CUPOTY Sometimes beauty is found with a shift in perspective. These gorgeous images are among the winners of the latest Close-up Photographer of Year contest, an international photography competition dedicated to unveiling nature’s hidden wonders. Peer through the delicate pink branches of a cauliflower soft coral in the main…

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TTT-Discover optimizes GPU kernels 2x faster than human experts — by training during inference

Researchers from Stanford, Nvidia, and Together AI have developed a new technique that can discover new solutions to very complex problems. For example, they managed to optimize a critical GPU kernel to run 2x faster than the previous state-of-the-art written by human experts. Their technique, called “Test-Time Training to Discover” (TTT-Discover), challenges the current paradigm…

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JD Vance’s first Olympic appearance unfolds with more photo-ops than protests | Winter Olympics 2026

Several thousand spectators who turned up for a Thursday afternoon hockey game in Milan’s western suburbs may have gotten a sneak preview of the 2028 Republican ticket when US vice-president JD Vance and secretary of state Marco Rubio attended the United States women’s Olympic opener. With one hockey game already postponed because of norovirus, Olympic…

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