Trippy Magic Happens When AI Only Knows About Flowers, Waves, and Fires

The same way a human only knows as much as they’ve studied or experienced, an artificial intelligence is only as smart as its training. But unlike a child, you can selectively limit what an AI learns and knows, and then conduct fun experiments about how it sees and interprets the real world using its basic intelligence. Read More >>

Keep Track Of Who Facebook Thinks You Know With This Nifty Tool

Facebook is constantly watching you. Now, you can watch Facebook back. Gizmodo Media Group’s Special Projects Desk is releasing a tool for people who want to study the friend recommendations Facebook chooses to give them. It’s called the “People You May Know Inspector.” To use the tool: Read More >>

Filling a Turkey With Molten Aluminium Is a Terrible Way to Cook Christmas Dinner

Toss a turkey in the oven and it cooks from the outside in, which can take hours of roasting before it’s done. But what if you cooked a turkey from the inside out? That’s what Allen Pan tried by filling a raw turkey with molten aluminium and then letting the whole thing cook, cool, and solidify. Read More >>

Building a Molten Metal Squirt Gun Is the Worst Way to Stay Cool This Summer

Shortly after the Super Soaker was first released in 1990, it became surrounded with controversy about hooligans allegedly filling the toy with harmful chemicals. But if that sounds dangerous, just imagine how local news stations would freak out over a squirt gun that blasts molten liquid metal. Read More >>

What Sorcery Keeps This Giant Ball Floating on a Tiny Stream of Water?

We’ve all made a tiny ping-pong ball float on a hair dryer, but what YouTube’s Veritasium is demonstrating here — a giant styrofoam ball floating on the side of a thin stream of water — seems to contradict every scientific law governing our universe. But there is an explanation as to what’s happening. Read More >>

This Clever Camera Trick Lets You Photograph the Invisible World Around Us

When you rub your hands together to create friction and warmth, heat energy radiating off your hand creates air currents. They’re completely invisible to the human eye, but with a simple setup, it turns out your digital camera can reveal this invisible world around us. Read More >>

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All the Dangerous Things You Shouldn’t Be Doing With Your Fidget Spinners

Like lawn darts, nano-magnets, and slap bracelets, fidget spinners are only one stupid stunt away from becoming yet another forgotten fad. And as usual, instead of enjoying them responsibly, the internet is hard at work trying to find ways to make spinners as dangerous as playing with firecrackers. This is why we can’t have fun things. Read More >>

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Something Wonderful Happens When You Mix Microwaves, Soda, and Wood

The next time you accidentally spill soda, or water, plus a little baking soda on one of your cutting boards, don’t complain about having to clean it up. Instead, tear the safety cover off your microwave and use it as a high-voltage power source to etch a cool lightning pattern into the mess. Read More >>

Try and Watch This Bonkers Spinning Office Chair for More Than Five Seconds Without Puking

What’s 15 minutes of fame worth to you? Are you willing to spend the rest of your life feeling like you just rode the Tilt-A-Whirl at the carnival for three weeks? Because strapping yourself into a spinning office chair powered by a pair of spraying nitrous tanks is likely going to scramble your brain, among other body parts. Read More >>

The Science Behind That Stick Figure Doodle Brought to Life With Water

A few weeks ago, the internet was wowed by a video of a magic marker stick figure doodle that appeared to magically come to life with a little water. Many assumed there were some unseen shenanigans that made the stick figure leap off the table, but as Steve Mould explains, it’s all due to the simple science of erasable markers. Read More >>

9 Fun Tricks You Can Do With Static Electricity

If you ever wanted to be a wizard, or just to try your hand at some magic tricks, you should learn the dark arts of... static electricity. Yep, with a bit of strategic contact with certain objects, you can easily fool kids and probably even trick your drunk friend into thinking you can control objects through invisible forces. Read More >>

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Watch These Kids Pass Around a Fireball Like They’re Mortal Kombat Characters

We’re going to assume that Dan Clinch is a teacher who’s either found a great way to get his students excited about chemistry, or is just looking to get fired with a comfortable severance package. Because having them pass around what appears to be an invisible flaming bubble of propane looks both amazing and dangerous at the same time. Read More >>

How to Make Hot Ice That Magically Freezes at Room Temperature

Here’s a simple experiment you can try at home that produces a unique substance called sodium acetate from baking soda and vinegar. It’s also often referred to as “hot ice” because at room temperature it forms crystals just like ice does—but without the need for a freezer. Read More >>

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Pouring Hot Water on Skittles Is Truly Magical

Skittles’ “taste the rainbow” tagline seems all the more appropriate when you arrange the colourful candies in a ring on a plate and pour hot water over them. They immediately begin to melt and bleed colour, producing a rainbow design that’s straight up magical without the need for a wand. [YouTube via Boingboing] Read More >>

Liquid Metal on a Booming Speaker Gives Birth to Strange Alien Worlds

Gallium is one of those rare metals that turns to a liquid somewhere above room temperature, allowing you to do fun experiments—like pouring it onto a vibrating speaker while playing music—without risking severe burns. Read More >>