This is a video of Adam Savage designing, building, and testing a dart shooting helmet (built using D-DART Pro Blasters, Amazon link), complete with revolving warning light on top and a laser sight. As far as dart-shooting helmets go, this is probably the best one I’ve seen. Of course it’s

You’re all familiar with the useless machine, right? It’s a box with a switch and every time you press the switch a hand comes out of the box and turns the switch back off. And that’s all it does. Pretty useless. “Look who’s talking.” Hey! Your insolence aside, this is

This is a video of the world record holder for largest hexagonal domino structure being built by domino maniac Hevesh5, and destroyed with the help of her friend Mikayla and an inflatable chicken on a string. The build took 52 days of not accidentally knocking it over, 35,000 dominos, and

This is another size comparison video from MetaBallStudio (previously), this time visualizing the increasing height of the world’s current tallest buildings (you can see the Burj Khalifa, fourth building from left), along with proposed future projects (some under construction, but most still conceptual). I learned a lot by watching it.

Ever wanted to build your own plastic shoe like a modern Geppetto? Well you’re in luck, thanks to this official Adidas Original Superstar LEGO set. The build-a-sneaker, available on Amazon (product link), features 731 pieces to build either a left or right shoe (but not both, you’ll have to buy

This is a video of Youtuber Handy Geng building and demonstrating his ingenious ‘BBQ Car’, a motorized piano that can be driven around WHILE PLAYING MUSIC AND BARBECUING. When you press a key the piano both plays a note AND spins the corresponding rotisserie skewer above. My God, such genius!

This is a video of the Babyn Yar Synagogue opening up like a pop-up book. The synagogue, located in a wooded ravine in the west of Kyiv in Ukraine, was designed and constructed by Swiss-based Manuel Herz Architects (link to their website with a lot more detail) to commemorate the

This is a video demonstration of the home that Vojin Kusic of Bosnia built for his wife that slowly rotates all day long so she can enjoy different views throughout the day. In real life the home rotates once every 24 hours, but in the timelapse video it (thankfully) only