The Download: AI tracking birds, and a pig kidney transplant

December 18, 2024
This is today’s edition of The Download, our weekday newsletter that provides a daily dose of what’s going on in the world of technology. AI is changing how we study bird migration In a warming world, migratory birds face many existential threats. Scientists rely on a combination of methods to track the timing and location of their…

This is where the data to build AI comes from

December 18, 2024
AI is all about data. Reams and reams of data are needed to train algorithms to do what we want, and what goes into the AI models determines what comes out. But here’s the problem: AI developers and researchers don’t really know much about the sources of the data they are using. AI’s data collection…

AI is changing how we study bird migration

December 18, 2024
A small songbird soars above Ithaca, New York, on a September night. He is one of 4 billion birds, a great annual river of feathered migration across North America. Midair, he lets out what ornithologists call a nocturnal flight call to communicate with his flock. It’s the briefest of signals, barely 50 milliseconds long, emitted…