Destin from Smarter Every Day captured high-speed images of both a revolver and an automatic pistol discharging underwater; the water perfectly captures and renders visible the gas forces at work in the system (and makes for a beautiful picture).
I performed an experiment to see what the differences were between semi-automatic pistols and revolvers. The advantage of shooting under water is that you can see the boundary of the gas flow fields almost perfectly.
Instead of saving for my kids' college, I make videos using the money I would have saved.
High Speed Video of Pistols Underwater - Smarter Every Day 19
New research on trends in adult human height over the last century confirm that, no surprise, humans are getting taller overall due to better nutrition and disease control. However according to the health science group Non-Communicable Diseases Risk Factor Collaboration (NCD-RisC), the gain in adult height varies dramatically by country. From their paper, published in […]
Between April and July, Iran’s salty Lake Urmia changed from a bright green color to a blood red. NASA’s Aqua satellite captured the image above and reported on the science behind the strange transformation. According to NASA, the periodic color change is caused by micro algae producing carotenoids that help with photosynthesis and act as […]
In the late 1960s and 1970s, the mind-expanding modus operandi of the counterculture spread into the realm of science, and shit got wonderfully weird. Neurophysiologist John Lilly tried to talk with dolphins. Physicist Peter Phillips launched a parapsychology lab at Washington University. Princeton physicist Gerard O’Neill became an evangelist for space colonies. Groovy Science: Knowledge, […]
It’s one thing to enjoy dinner at home and a nice glass of Cabernet Sauvignon with your best friend, Netflix, but it’s another thing entirely to make that meal from scratch and get that wine delivered right to your doorstep.But what if we told you there’s a way to make this possible? To keep your social life, […]
Having to pack and drag your stuff through security can put quite the damper on your vacation plans. Thankfully, we’ve got your back with one way to make traveling more painless: the Jumper Overnighter Travel Bag.This compact bag is so lightweight that you can effortlessly carry it, and fit it into any overhead compartment. But just […]
Learning is a 24/7/365 proposition, and it never ends. And if you’re truly serious about leveling up your skill sets and career prospects, get a subscription to Stone River Academy’s massive course collection. This offer normally is worth over $1,400, but is now available for just $89 in the Boing Boing Store.A respected name in information technology […]