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
Last month, Israeli non-profit SpaceIL’s Beresheet probe made it to the lunar surface but sadly it wasn’t a soft landing. Beresheet was the first private attempt at a lunar landing and they got pretty damn close. A couple weeks after the crash, NASA’s Lunar Reconnaissance Orbiter orbited over the area and NASA has released images […]
CBD is definitely screaming up toward the peak of inflated expectations, but it's not pure grift: the actual molecule and the way it interacts with our bodies is pretty amazing.
Quantum Physics for Babies and Rocket Science for Babies are the kind of board books you’d find on a toddler’s shelf. They have stiff, tear-proof cardboard pages, simple illustrations, and minimal text. But they actually explain the subjects on a (very) high level. The author, Chris Ferrie, is a physicist and Senior Lecturer for Quantum […]
Kudos to those of us who have chosen a less wasteful third option to “paper or plastic” at the supermarket or club stores. Tote bags are reusable, but they can be a pain to tote around. Here’s an upgrade to that planet-saving measure. The Club Cart Lotus Trolley Bag is that rare tote you’ll want […]
Looking for a career in IT, gaming or software development? In the ever-changing world of the internet, versatility is your biggest asset. In other words, mastering Java might not cut it in an interview if you don’t know C#. However, there’s a bundle that covers the essentials in most any language. The Legendary Learn to […]
Getting a set of cookware that will outlast you is one of those signs you’ve truly grown up. It used to be easy to find durable materials that also cook well, but these days it can be hard to tell what’s quality and what brands are coasting by on a recognizable name. Well, there’s at […]