This is 'Discostrings', a video from musician Alan Gogoll (previously) of glow-in-the-dark guitar strings oscillating as seen from inside the instrument while being played fingerstyle. So, yeah,...

These are a couple shots and videos of the glow-in-the-dark xenomorph and Skeletor costumes freehand crocheted (no pattern) by Stephanie Pokorny of Crochetverse for her son this...

This is a video of puppeteer Barnaby Dixon (previously) discussing and demonstrating the very impressive two-handed glow-in-the-dark puppy puppet he created (including some inappropriate humping action, seen...

This is a video of slingshot aficionado Jörg Sprave discussing and demonstrating the slingshot version of Rey's NN-14 blaster pistol from the new Star Wars movies he...

This is a short video of a cat letting a little truck on a glowing track repeatedly drive over it. The cat doesn't even seem to notice...

These are some glow in the dark solar system inspired wine bottle stoppers (they glow in the dark because luminescent powder was added to the molten glass...

This is a video of musician Leo Moracchioli (previously) performing a metal rendition of Die Antwoord's 'I Fink U Freeky'. I do think you're freeky, just for...

This is a video tour of the all the glow-in-the-dark builds on display in the heavily blacklit 'LEGO Glow Zone' at Philly Brick Fest 2017. I enjoyed...

This is a video of phosphorescent ink being dropped in water, as well as being used to create some pen drawings. There's also a lot of talking....

This is the $25 Xenomorph Glow-in-the-Dark Egg Set available from ThinkGeek. Each carton (which would make a beautiful addition to your Xenomorph egg cookie jar) comes with...

Seen here looking like something I had to beat in a boss fight once, this is a video clip from the BBC's Blue Planet (narrated by David...

These are two videos of a double pendulum (watch the second explanatory video first if you're not familiar with what a double pendulum is, or go absolutely...

This is the "luminous blue cycling strip" near Lidzbark Warminski in northern Poland. It absorbs the sun during the day, then glows at night up to ten...

This is the Glow-In-The-Dark Constellation Dress available exclusively from ThinkGeek ($50). It's covered with constellations that glow in the dark when the lights are turned off. And...

This is the Ninja Gnome garden gnome available from Firebox ($30). He has a solar panel in the back of his head that powers his glowing eyes...

This is the 1-kilometer (0.6-mile) Van Gogh Bicycle Path in Nuenen, the Netherlands. It gathers energy from a solar panel by day, and uses that energy to...

These are the glow-in-the-dark radioactive element soaps made and sold by scientific supply company United Nuclear. You can buy them separately for $7.50 apiece or get all...

This is the $225 a scoop glow-in-the-dark ice cream created by Charlie Francis of Lick Me I'm Delicious ice cream. It glows in the dark because it...