Odds and Ends 

Amazing Stuff Happens When You Seal a Jar of Pond Water and Leave It by the Window

Last week, YouTuber Atomic Shrimp scooped a jar of muddy water and weed out of a local pond, sealed it and placed it on his north facing window sill, in an experiment to create a sealed ecosphere. Here’s a look at some of the things he saw in there during the first week. googletag.cmd.push(function() { googletag.display(‘div-gpt-ad-1583941906523-0’); }); Read more: https://twistedsifter.com/videos/guy-seals-jar-of-pond-water-and-leaves-by-window/

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This Simple Demo with Water, Pepper and Soap Shows Toddlers Importance of Handwashing

While this doesn’t explain how soap actually works to fight viruses and germs, it’s a powerful visual for toddlers that might not grasp the critical importance of handwashing during this pandemic. If they are interested in learning how soap actually works and why it’s so effective, you can follow up with this video that gives a much more thorough and scientific explanation. Read more: https://twistedsifter.com/videos/water-pepper-soap-experiment-for-toddlers/

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Polishing a Coin with Progressively Higher (Finer) Levels of Grit

In this intriguing demonstration, we see a 10 yen coin polished with progressively higher (finer) levels of grit (that’s the number shown below each stage of polish). It’s pretty remarkable how shiny and reflective it gets by the end! Oh and look out for Woody? lol Read more: https://twistedsifter.com/videos/polishing-a-coin-with-progressively-higher-levels-of-grit/

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Covering Yourself in Aerogel and Jumping Into a Pool Looks So Surreal

Aerogel has extraordinary properties but it can be tough to work with. This video by Veritasium looks at modifying aerogels to take advantage of their unique characteristics. Aerogel’s extraordinary properties are due in large part to its structure. Aerogel is a solid but on the nanoscale it has a mesh or sponge-like structure. The struts of this structure are nanoscale, as are the pores at around 20nm across. This makes silica aerogel incredibly light (it was once the lightest solid but has now been superseded by graphene aerogel), transparent and…

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Diver Demonstrates the Amazing Pumping Ability of Sponges With an Awesome Visual

Emmy award-winning naturalist Jonathan Bird of Blue World, demonstrates the incredible pumping/filtering ability of sponges using a non-toxic dye called fluorescein. Sponges are highly effective filter feeders since they are able to capture and eat particles as small as bacteria as well as larger particles. Read more: https://twistedsifter.com/videos/diver-demonstrates-amazing-pumping-ability-of-sponges-with-dye/

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