E-cigarettes are different enough from cigarettes that it's hard for regulators to figure out how to monitor their safety and use. There's nicotine, but no tobacco. There's heating, but not combustion. Theoretically, they should be safer to use than cigarettes, but nobody really knows for sure. This piece at InsideScience is an interesting look at how we manage new technologies that don't quite fit into any previously defined regulatory boxes ... and why we'd want to regulate them, to begin with.
Colored sand, a Chladni plate, and a little Bach make for a very soothing demonstration of cymatics.
PolyGlu is used by aid workers to force impurities in water to settle at the bottom of a container, making the water safer for drinking in areas where water is scarce or polluted.
“Are wormholes real or are they just magic disguised as physics and maths?” (Kurzgesagt – In a Nutshell)
We’ve all used Excel at some point in our careers, but chances are most of us have only scratched the surface of what this ubiquitous program can do. From automating simple tasks to presenting data through beautiful charts and PivotTables, Excel brings a ton of utility to the table that can make a huge impact […]
Traveling isn’t always the most comfortable experience, but at least you have your music to keep you company on those long flights. That is, until your chatty neighbor and that crying baby three seats over drown out your playlist. These Paww WaveSound 3 Noise-Cancelling Bluetooth Headphones block up to 20 decibels of audio, so you can […]
SEO can be a fickle creature, but it can work in your favor—you just need the right tools. When it comes to getting your site on that coveted first page of Google, SERPstash Premium simplifies the process with 21 user-friendly tools designed to break down your page’s performance and show you where you can improve. Lifetime […]