The WebGL Fluid Simulation is another of those distracting, charming websites where you generate wildly-colorful scenes on-screen by clicking and swishing your finger/pointer about. You can fiddle with settings such as density, vorticity and "splat radius", and turn off and enable various quality filters to get it running nice on your potato. There's an app for iOS, too.
A kalliroscope is a rheoscopic fluid display that uses magnets and mica to create a vortex when spun. There are a few models that are dome shaped, and even some spheres. The Vortex dome is a highly addictive science toy that offers a tactile insight into fluid dynamics. It's skillfully crafted from borosilicate glass and… READ THE REST
If you swirl a narrow-necked container to get the liquid inside moving in a vortex, the liquid will pour out much faster. The vortex allows air to flow in as liquid flows out, avoiding that inefficient glug-glug of alternating air and water. Image: YouTube / Mad Russian Scientist READ THE REST
This great demonstration of the Boycott effect, where "the rate at which solid particles sediment under the action of gravity can be greatly enhanced if the walls of the settling vessel are inclined rather than vertical." Discovered by Arthur Edwin Boycott in 1920, the effect is caused by convection and has important uses in everything… READ THE REST
Whether you're an avid athlete, a weekend warrior, or a casual exerciser, you owe it to yourself to recover properly. The best way to do so these days is with a massage gun. It doesn't get much better than an at-home percussive massage that you're in control of because you know your body best and… READ THE REST
If you're an at-home cook who is gearing up for all of the holiday cooking this season, you know the work that goes into making the dishes your family and friends love best. You also know there are some kitchen tasks that take forever to complete, and just aren't fun to do. The 3rd Generation… READ THE REST
The holiday season is upon us, which means we'll all be surrounded by friends and family cracking open ice-cold beverages to celebrate. This usually means the glassware will be brought out and washed over and over, or a thousand red cups will be floating around your home long after the party is over. However, now… READ THE REST