Developed in 1936, the Minox subminiature camera quickly became a secret agent's preferred tool for copying classified documents, as seen in many spy movies. Here's a look at some of the most famous Minox models still available to collectors.   

Researchers at McGill University in Montreal on Monday made a breakthrough in the treatment of Lazy Eye, and published a scientific paper revealing some rather fascinating news: apparently, Tetris may actually be a sound cure for the disorder. The reason, the researchers explained, is because the legendary puzzle game trains the eyes to work together - "information is distributed across them in a complementary fashion," meaning the weaker eye has no choice but to adapt in order to keep up.