Cement Work

Printers are getting pretty high tech these days. Print a building, print some organs... and now, print your own cement sculptures. Internationally renown artist Anish Kapoor teamed up with Factum Arte to develop an apparatus that "prints" cement. In 2009, he began making scu ...more

A recent study underscores a connection between climate change and infectious disease, raising concerns about our quickly warming planet. This research, published in the Proceedings of the Royal Society, took a closer look at factors driving the spread of West Nile virus. The ...more

If you haven't had a pile of pipe and fittings to play with before, it's hard to see what is so cool about a plain, plastic pipe. All it does in the house is carry the poop away. Really, who cares? It's hard to even decide where to begin here. The first chance I personally ha ...more

Your entire life has been a lie. Mario does not hit blocks with his head, footlong subs are never really 12 inches long, and those paper ketchup cups at fast food joints aren't just little cups. And that's not the worst of it. What I'm about to tell you next is the revelation ...more

I actually have a lot of shoes, and putting them on the floor in my closet just makes for a very large mess, and makes it harder to find a matching pair. So, this simple yet cool DIY shoe storage is actually something I could benefit from doing. This project shouldn't be too d ...more

Acetone-based nail polish remover is great for removing nail polish, and it's also great for some DIY uses around the home. From eliminating scratches to fixing the consistency of correction fluid, its uses are varied but all effective. With nail polish remover, you can also c ...more

Here's how to build a sexy looking water-fuel generator that will convert your tap water into an extremely powerful, clean burning gas! Video: . An oxyhydrogen generator, like this one, uses electricity from your car battery to split water into hydrogen and oxygen gasses. Toge ...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

Despite what some in the tech-world would like you to believe, iOS isn't totally locked down, free from user customization. Take your home screen, for example. Not only can you change your app icons and move them wherever you'd like, you can actually choose to hide them all. I ...more

The video featured in this article demonstrates the function and design of a powerful form of air cannon that operates using a purpose made valve that opens very rapidly. This allows for a massive amount of pressurized air to be released at once to throw a projectile many hund ...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

I know it seems a little redundant to post this when I've already posted a video, but it is kind of hard to get more than a vague idea from the video alone. I hope this sheds a little more light on the subject. I'm sure it also seems like I'm beating this idea to death, but th ...more

This week, I've been working on a project that sort of takes a spin off an old-style potato gun. Using PVC pipe and the rapid combustion of hairspray, we can launch a rocket hundreds of feet into the sky. As usual for my projects, I tried to use only materials and parts that a ...more

Here's a technique I used to whip up a batch of super cheap and easy to make smoke flares! WARNING: Ignition of an incendiary or explosive material may not be legal in your area, so check local laws before attempting. Use of this video content is at your own risk. Video: . Th ...more

Every once in a while you stumble across a HowTo on the internet that seems too good to be true. Magic. This happens to be one of them. Mike Senese, co-host of the Science Channel's Punkin' Chunkin' and Catch It Keep It, digs deep into how records are made AND HowTo make copi ...more

Wish your home wireless network was faster? You can always buy a signal booster, but if you'd rather not spend the money, here are a few tips and tricks to speed up your wireless connection, including how to make a homemade signal booster with things you probably already have ...more

Take everyday sprinkler parts and form them into a high pressure rocket launcher that will shoot paper rockets nearly 300 feet!!! It's cheap to make and a lot of fun! Video: . A quick trip to nearly any hardware or sprinkler supply store should get you everything you need for ...more

Will the predicted apocalyptic date—December 21st, 2012—really be the end of the world? In this ongoing five-part series, we examine what would happen if zombies, nuclear weapons, cyber wars, earthquakes, or aliens actually destroyed our planet—and how you might survive. End ...more

There are already a ton of glitches on Grand Theft Auto Online, and one of the newest ones to be uncovered lets you make millions in less than an hour, but you will need a million to get the job done. This glitch, revealed by YouTube user Caspahz below, lets you duplicate exot ...more

Now, I know what you're thinking... "I need an extra sexy coffee table that is like no other." OK, Maybe not. Maybe you're thinking, "I need a conversation starter that doesn't have to do with economic injustice, Left/Right political paradigms or health insurance. I need it ...more

There are plenty of things you can use at home to make your own rocket, like sugar, matchsticks, or even trash. They may not be as impressive as a real rocket, but they can still be a lot of fun. In this video, How To Lou shows how he made a high-flying water rocket out of som ...more

Summer is here, and with the season comes more freedom and searing heat. It's the ultimate between-a-rock-and-a-hard-place situation. You want to be outside and enjoy the sun, but you don't want to be over-powered by it. Thankfully, you can create makeshift misters on the chea ...more

PVC isn't something you want to send to the landfill. It's not going to do anything good for the ground when it's buried. It is also something you really, REALLY don't want to send to an incinerator. When burned, PVC releases some really nasty chemicals, including hydrochloric ...more

If you've ever been inside of a real laboratory, you probably noticed how expensive the equipment is. You'd never be able to afford even just one of those ultra high-tech machines required to splice genes or split atoms. Even the lesser machines can be prohibitively costly, in ...more

In this project, you'll learn how to re-purpose low-cost sprinkler parts into a high-powered CANDY CANNON. Be the coolest person on the block by building a pneumatic device that will launch candy 100 feet in the air—you can make it rain down all kinds of sugary treats!!! It's ...more

Build a concrete "footer". Start your masonry project by building a concrete "footer" using standard construction techniques. Use 1" x 4" or 2" x 4" lumber as form boards. Nail or screw the wood boards to 1" x 2" stakes hammered into the ground using enough stakes to keep the ...more

I have just finished making this 20 minute detailed video that shows you exactly how to build two different sized underwater viewers. One is 12" x 3" and the other is 24" x 4", but you can make them any size you like. These are ideal for gold prospecting, fishing (seeing what ...more

The one thing that separates a script kiddy from a legitimate hacker or security professional is the ability to program. Script kiddies use other people's tools, while hackers and security pros write their own tools. To that end, we're going to see how a stack overflow vulnera ...more

For a long time now, VLC has been the go-to media player for Windows and Mac — but it's fast becoming the best third-party video player on Android and iOS, too. Aside from its ability to play virtually any file type, one of VLC's best features on mobile is the fact that you ca ...more

I have an absolutely wonderful time making projects and writing articles for all of you mad scientists! Today, I will bring you behind the scenes for a look at the workbench, tools, and software that make the Mad Science World possible. Above is my beautiful workbench! My who ...more

In this article, I'll show you how to make a glowing orb. The orb is a fun, round flashlight useful for lighting your path in a magical way. Consisting simply of LEDs, a tennis ball, a battery and a switch, it's a great simple project for beginners with electronics. Here's a v ...more

PopSci's Gray Matter demonstrates again and again what the layman should absolutely Not Try at Home. Which is precisely what makes Gray's experiments so fun. Remember when the mad scientist fully submerged his hand in liquid nitrogen? Today's demonstration also plays with what ...more

Well, that was unexpected. Apple released the fifth iteration of the iOS 12 public beta on Monday, August 6, just hours after iOS 12 developer beta 6. The company sometimes releases developer and public betas on the same date, sometimes even at the same time, but has not done ...more

If any gamer knows their gaming history, one name is synonymous with starting the gaming revolution—Atari. Founded in 1972 by Nolan Bushnell, Bushnell helped kickstart the home video game market with their line of Video Computer Systems, or what we would call video game consol ...more