In human cells, there are about 20,000 genes on a two-meter DNA strand—finely coiled up in a nucleus about 10 micrometers in diameter. By comparison, this corresponds to a 40-kilometer thread packed ...

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On Thursday, OpenAI released a research preview of “Operator,” a web automation tool that uses a new AI model called Computer-Using Agent (CUA) to control a web browser through a visual interface. The ...