Scientific American: A computer scientist at Columbia University has developed a build-it-yourself digital camera, which he hopes to mass produce and market as an educational kit for children. Shree Nayar, chair of the computer science department at Columbia, also worked with several graduate students to produce an educational website promoting the camera. On the website are instructions for building the Bigshot camera and the science and engineering concepts behind it.
An ultracold atomic gas can sync into a single quantum state. Researchers uncovered a speed limit for the process that has implications for quantum computing and the evolution of the early universe.