Don't be a fool when you're picking out tools.
Or keep for yourself.
Holiday presents for the tots on your list
A custom chopper-pontoon-racecar
A tiny version of one of history's most powerful trebuchets
Quintron and his Weather Warlock
Enjoy a DIY sugar high
Pittsburgh native Mihir Garimella won the Google Science Fair for his fly-inspired robot
Our ninth annual celebration of independent inventors
How to Build a Catapult in an Afternoon
You can barely tell the difference between it and the real thing.
An air-powered lever that launches people into the sky
A modular, open-source workhorse to help rebuild civilization.
A new drone that's a rescuer not a predator
The science, the creation, the business, and the fun of toys
MakerBot will open a 3-D printing shop on Sept. 20 in New York City. Inside, a new breed of machines prints out designs from the web. The hope: to make the hobby mainstream.
Sodastream machines are nice, but for the true seltzer addict, a do-it-yourself carbonation system can be cheaper, more flexible, and more fun
Marcus Kayser's Solar Sinter project turns the desert's resources into bowls
PopSci teaches you how to make a crossbow, a wooden scooter, a psychedelic light show, and more contraptions you didn't know you needed
The hosts of Food Jammers show how to make a version of a multimillion-dollar commercial grain puffer for about 50 bucks. See the video inside
Reportedly, the wooden copter can soar up to 2,600 feet, but the Chinese government has grounded it for safety reasons
This working X-Wing rocket is just one of the amazing Star Wars replicas being built by sci-fi-loving DIYers around the world. See inside for a full gallery and a, shall we say, fiery video
Safely take to the skies.
Mary Poppins would be proud
Take to the skies.
The model USS Macon barely fits inside a two-car garage
A 50,000-volt stun gun and liquid propane canister lets the flames fly
A Swedish man modified an RC airplane, stuck a camera on it, and then flew it to space and back.
Thaddeus Shrader lets humans take flight
The Jetlev-Flyer propels itself using a torrent of water
It finally looks like a house! Here's a look at the final push to the get the dry box up before the snow flies
But, uh, how do you land?
They fly in circles, flip, twirl, and more
A less deadly version of the Architronito
What could possibly go wrong?
Toss around some steel.
Including a backyard trampoline, a playhouse built from window blinds, a flying saucer that doubles as a water ski, and more
Military dolphins, medical maggots, pest-control falcons, and more
This 3-D printing kit lets you transform any sufficiently light object into a flying quadrotor.
Don't get sick on the plane.
Make your yard beautiful—and environmentally-friendly, too.
A simple tool you can make yourself, and 27 great locations to try it out
Tell those skeeters to buzz off.
Be the kind of tourist locals don't hate as much.
An inventive duo's giant homemade air cannon can project a pumpkin--or anything else--at 600 miles an hour
A Norwegian engineer reinvented the way helicopters keep themselves stable. The result: create a radio-controlled craft that can take off from the palm of your hand
Channel your inner secret agent
And you can buy it for $13K soon, it seems
Inventor Simone Giertz explains why
The plugs inside your car fire a charge hot enough to wear away metal. Hereâ€™s how to re-create that process, only bigger
Two years, $4,385, and some homemade ingenuity can get you this underwater ride
For less than $1,000, the MakerBot kit provides nearly everything you need for your very own 3-D plastic printer. We find out what it takes to build and use one
In the first of a three-part guide, we explain the basics of installing Mac OS X on a homebuilt PC. It's much easier than you might think
In part two of our three-part Hackintosh guide, we'll walk you through the most complex step: selecting all the individual components for your homebuilt OS X PC
Graphic art meets arcade fun.
Tech and tools to save you airfare dollars
Create a custom computer.
An eight-cylinder snowblower takes on winter in Canada
A homebuilt superhero suit that looks as good as the silver-screen version
Leave your quarters at home
Explore the ocean without getting your feet wet
MegaBots built a giant version of Simone Giertz's terrifying machine
Keep your gadgets powered even when the grid fails you
Inspired by the season, a grill built from a V8 engine, a lawnmower powered by the sun, and setting off fireworks remotely
The egg-shaped car, the washing machine-wagon hybrid, the home-built steam automobile, and more cars built in the garages of DIY enthusiasts
A hard-to-build fridge makes grabbing a beer easy
A history of information crime, from the secret Chinese recipe for tea production to massive data breaches at Google and Sony
This router re-routes its routing
Behold this deluxe homemade microbrewery: an elaborate device that boils, ferments, chills, and pours home-crafted ale.
Become a "beet-boxing" DJ in a weekend.
Dave Herbert turned our pitching machine into a levitation tube and a water balloon launcher.
But we love them anyway
If you love video games and DIY, this story is for you.
You don't have to be a tech jock to make a sleek and silent home-theater PC, but everyone will think you are
Hackers have radically transformed the latest videogame consoles
Milk spray, coin-operated tanning lamps, supersized aluminum bowls, and other devices created to help our readers achieve a healthy summer glow
A step-by-step guide to becoming a successful inventor
A pipe that copies DNA using the heat of a lightbulb.
Make your own military vehicle at home
Repurpose your leaf blower into a pitching machine
Make sweet music
Using cheap materials, you can hear music through bone conduction
A simple but smart robot
Creep out coworkers with a witches' brew
The breeze spins the turntable
It's a PC that you can carry anywhere.