1975, Computer Chip: "Microprocessing unit if the Motorola microcomputer is an integrated circuit laid down on a single-crystal silicon chip 0.210 by 0.217 inch, enlarged in this image. The chip bears ...

The May issue of Scientific American takes you on a deep-sea mining mission, explores dark comets and examines an invisible threat to the food we eat ...

An international team of researchers has developed an optical device that mimics the behavior of both black and white holes.