I certainly did not expect 2021 to be what it is, but what did people back in the day predict our world would be like now? Entrepreneur Magazine looked back at predictions from a hundred years ago, and some of them were surprisingly close to the mark. Plus: Robert "Buz" Chmielewski, who's had only limited feeling and movement in his hands and fingers for 30 years, is using special gear and the power of his mind to control prosthetics and serve himself dessert.
An inventor in Florida has invented a robot that can put contact lenses in human eyes safety and effectively. This could be a big help to people with neurological disorders or tremors who might not otherwise be able to put those lenses in themselves. Plus: meet an online fluid simulator that's like watching really trippy ripples in a groovy pond.