An argument in favor of the proprioceptic value of seesaws, which are fast vanishing from playgrounds around the country. The Turing Test for classical music: An AI is able to harmonize with Bach so well half of human listeners think Bach himself composed it. Pokemon Go made players more physically active, but not very much, and not for long. Behold Z1ffer, an open-source hardware random-number generator! “Reports on the rise of fascism in Europe was not the American media’s finest hour.” Apparently the phrase “no can do” emerged around 1900 and has seen four spikes in popularity. What makes for a good news tip to the New York Times? Harsh: A piece of ransomware that goes away if you infect two other people.