Make a Vacuum Pump

The following video demonstrates and explains a classic physics experiment called a vacuum cannon. Typically these cannons are made on a much smaller scale to fire ping pong balls, but I wanted to keep things interesting with this 4" diameter monster. Video: . Since this canno ...more

When you're using vacuum power, moving water, or compressing air, it's more than likely being done with some sort of pump. I'll be needing a pump for some of my future projects, so in this tutorial, I'll be showing you how to make your own customizable PVC hand pump that will ...more

The best sangria I ever had in my life was made by a Spanish friend for my birthday party. The ingredients included a giant box of Franzia red, one bottle of Bombay Sapphire Blue, one cup of sugar, a liter of 7-Up, and some cinnamon sticks. She put everything but the 7-Up in a ...more

In this series on weaponized lasers, I'll be exploring the function, operation, strength and building instructions for three basic laser weapons; CO2, Diode, and Flashlamp. These laser types are just a few of many, selected because of their simplicity and basic construction (d ...more

If you're going to build yourself a water gun to cool down this summer, or maybe just a useful water pump, you'll need some check valves. However, the most expensive parts of a water pump or DIY super soaker are usually the check valves. So, let's make some from scratch for as ...more

Bad news, guys. The shelf life for liquor leftovers does not apply to your two-buck chuck. While an opened bottle of your favorite whiskey will stay respectable for ages thanks to its high ABV (which makes it inhospitable to outside elements), an opened bottle of merlot will s ...more

Unless you're a pretty avid home cook, you probably don't know a lot about sous vide. Sous vide is a low-temperature cooking method where food is cooked in vacuum-sealed plastic bags in a water bath for a prolonged period of time. Sous vide machines are used mostly in high-en ...more

Meat and bourbon is a delicious marriage—whether it's bacon-infused bourbon, or bourbon drenched steaks. The recipe below is adapted from Nancy's bourbon-marinated rib eye recipe over at 'A Recipe a Day'. For this version, we used the classic New York strip, with a little sous ...more

If you found the world renown Body Worlds exhibition gnarly and perverse, perhaps you'll find this latest parade of plastination a little less so—considering we don't share the same DNA as these specimens of jerky-in-the-name-of-science. The Koerperwelten der Tiere—or Animal B ...more

You've seen his explanation of a combination lock's inner workings. You'll never lose another game of Jenga, thanks to his winning wooden pistol. And nearly 4 million YouTube users have marveled at his wooden marble machine sculpture. He's Matthias Wandel, and he's accomplishe ...more

Air mattresses are great when you have guests sleeping over or want to camp in total comfort, but air mattress pumps are a different story. An electric one is loud and doesn't do much good at the campsite, while a manual one is easily broken or forgotten about. Luckily, there ...more

Fight me all you want, but it ain't a party without alcohol—whether it's a Halloween party, Christmas party, dinner party, or even a damn wedding. (If you think that people will stick around after dinner for a dry wedding, then you're sorely mistaken.) And while we'd all love ...more

When a stuffy nose hits, it feels like breathing clearly and easily may never come again. Allergies, colds, and even changes in weather can leave our sinuses blocked, with medicine seeming like the only option. But don't break out the medication just yet — relieving the pressu ...more