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SoFi, the robotic fish, swims in for its close-up. MIT computer scientists hope SoFi will help marine biologists get a closer (and less obtrusive) look at their subjects than ever before.
A Colombian chef turned social entrepreneur, Leonor Espinosa has made it her mission to revive traditional agriculture, ancestral foodways and culinary know-how among rural, mainly indigenous and Afro-Colombian people.
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