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.
WebGL fluid simulation
Kalliroscopes create galaxies and hurricanes at your fingertips
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
Here's a faster way to empty a bottle or jug
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
Watch how sediments settle much faster in an angled container
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
With NordVPN and NordPass, your online security is covered for 2 years
An easy way to scare yourself is to think about how badly you, your finances, your family, and more could be hurt if every scrap of information about what you do online was stolen–like all of your banking information, account access, and passwords. If a cyber-criminal was able to infiltrate your system and steal your… READ THE REST
Save over 25% on this flat-panel HDTV antenna with an 80 mile range
Just a few days ago, streaming giant, Netflix, announced their plans to raise U.S. standard plan prices by $1 a month, and premium plans by $2 per month. It's a safe bet that it won't be the last time Netflix will be asking subscribers for more money. Meanwhile, Comcast is threatening to drop channels owned… READ THE REST
This electric guitar and amp kit can get any musician ready to rock
This is a great holiday gift option for the music lover or aspiring musician in your life. This gives people of all ages the chance to rock. And, let's face it, if you give an electric guitar to your child (or niece/nephew, grandchild, etc.), you're pretty much guaranteed to become that kid's favorite person ever.… READ THE REST
