Background photo by Eugene Kuznetsov (@eugene.kouznetsov) Every year on August 29th, the world observes the International Day against Nuclear Tests — a date chosen to mark the closure of the Semipalatinsk nuclear test site in Kazakhstan back in 1991. The United Nations made it official in 2009, which honestly feels like exactly the kind of quietly important decision the UN makes while the rest of us are busy arguing about sandwiches. Now, you might be thinking: what does a day about nuclear tests have to do with my very normal Tuesday? More than you'd expect, actually. The global push against nuclear testing is really just a very large-scale version of something most of us already believe in — the idea that some experiments are simply not worth the fallout. We make that call every day. Skipping the third cup of coffee. Not texting the ex. Choosing a quiet evening in over something loud and chaotic. Wisdom comes in all sizes. There's always something to celebrate,...