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Sacsayhuamán’s stone walls lock together so precisely they needed no mortar

High on a ridge above the old Inca capital of Cusco, in the southern highlands of Peru, sit three tiers of zigzagging walls ...

Google’s SynthID watermark is hard to break, but it doesn’t solve AI disinformation

The scale of AI-generated media can be hard to grasp. Starling Lab, a research collaboration from Stanford University and the ...