You will need a knife, a non-toxic marker, and some math.
How to cut a bagel into two interlocking rings
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
Auction: NASA Gemini training console, Woz's Blue Box, and other fantastic scientific artifacts
This NASA Gemini training console from 1963 is part of a spectacular upcoming "History of Science" auction at Bonhams. The seated instrument panel, including joystick, was used to train the Gemini astronauts on how to control their spacecraft. It's estimated to hit US$20,000-$30,000. Hopefully, it'll end up in a museum and not some rich gamer's… READ THE REST
Liquids get mixed, then unmixed due to Stokes flow
Colored droplets in corn syrup can be mixed and then unmixed by reversing the mixing motion thanks to a phenomenon called Stokes flow or creeping flow, similar to how lava flows happen. It almost looks as if the video is simply reversed. Via University of New Mexico: This apparatus allows for the visual examination of… READ THE REST
This advanced data analytics trading can set you up for a great new career in 2021
If you want to understand the job market, there's no source more reliable than LinkedIn. So when data science and data analysis roles dominate the LinkedIn list of the fastest-growing jobs in the world, it's probably worth some consideration for job seekers. Knowing the tools and processes that fuel the adoption of data analysis in… READ THE REST
TourBox lets you ditch the keyboard and mouse for ultra-heightened control of your digital projects.
Keyboards and mice are fine for surfing the web. They're fine for working in spreadsheets, assembling a text document or for sorting through emails. But when users need precision control, the old keyboard and mouse often don't quite cut it anymore. For gamers, they turn to souped-up joysticks with a host of extra buttons and… READ THE REST
There's a new school of car insurance companies, and Clearcover leads the pack
"Build a better mousetrap, and the world will beat a path to your door." That century-old quote from Ralph Waldo Emerson (sort of) is just as true today. If you build a better product, offer a better service or create a better infrastructure for customers, then with a bit of time and attention, the world… READ THE REST
