Networked cameras let you keep an eye on your stuff from any Web-enabled device, and you donâ€™t have to be a security pro to install one. Hereâ€™s everything you need to know to watch your world
Assemble a system that notifies you when someone's at your door
Set your own "dingtone" for a customized doorbell
We assemble the choicest nerdy nuggets of everyday wisdom from the brightest tech minds around. Start your education now!
It's that time of year again when we express our appreciation for dear old dad. If your father is like most, he can be difficult to shop for. But don't panic, DEWALT has your back with some great gift ideas that will make the most fastidious father jump for joy.
Holiday presents for the tots on your list
The revolution is already here
It does much more than answering trivia questions.
Install, configure, and boot Windows XP, Windows Vista and Ubuntu Linux on a single machine
Using the Everex gBook as a base, easily swap large CF cards for multiple OS booting and quasi-SSD storage
An operating system so small, if you drop it on the carpet you might lose it
Don't compromise the security of your system or the safety of your data.
Geeks have loved it for years, but is the open-source OS alternative finally easy enough for the rest of us?
Poor cell reception at home? Install a cellular amplifier, and put an end to frustrated redials
Give new life to an old machine.
Build a symbol straight out of Achewood
Where to find more great downloads, hints and helpful how-tos
Two days, plenty of propane, and a lot of patience yields a one-of-a-kind engagement ring
Gain fame and fortune: become an iPhone app mogul
Suzanne Anker grows greens like an astronaut to demo the future of healthy eating
Jump to the front of the line.
It's time for a change.
For everyone from amateurs to expert PC builders.
Create a custom computer.
And how it works
For all the nerdy sweeties out there
PopSci teaches you how to make a crossbow, a wooden scooter, a psychedelic light show, and more contraptions you didn't know you needed
Can I Use My Own Songs as Ringtones?
Watch as souped-up power tools tear down a 60-foot track (and through a flaming hoop!) in our exclusive video
A redesigned motor gives this drill a serious boost in juice
Michael Benson builds art from raw data
Never misplace your phone again.
Put your cables, notebooks, and tools in order.
An easy backyard physics experiment
Step one: Stop panicking.
A (fairly) easy mod makes any netbook ready for the beach
PopSci pays a visit to the home of the brightest beam of radiation in the world
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
Downsize your pocket cargo with a custom-fit keychain
Cell providers lock your phone for a reason; here are a few reasons to unlock it.
Going high-tech with your home security, and even adding automation, doesn't have to break the bank.
Pick your parts carefully and you can make your own computer for the price of a monthâ€™s worth of lattes
Make your iPod play games and more by giving it a second personality with iPodLinux
Surf the Web from the hammock out back (or the park down the block) with this solar-powered Wi-Fi extender
Motion-triggered monster heads, a witchesâ€™ brew of liquid nitrogen, a projector rigged for fright, and more. Here, our favorite high-tech haunting tricks made easy
With the flood of in-car GPS navigation systems available today, you'll never have to ask for directions again.
Automatically track anything's GPS location via e-mail with the UberTracker
Throw together this pint-sized light-sensitive Theremin for spooky sci-fi sound effects on the cheap
Double your fun in the removable media storage department for bigger media collections and more boot flexibility
A hack that takes the limits off Apple's video-streaming box
Ditch that Arduino for an even easier way to build a microcontroller project
These "surfboards" make surface-mount prototyping "boardacious," dude
Postage prices just went up again (groan). Save yourself some change by using this DIY device to find out exactly how many stamps to slap on to that overstuffed envelope
Laying down the foundation for my rooftop garden
The place comes through the winter looking nearly like a real house ... but for one little glitch
Use your computer for days even if you're away from civilization.
A wireless, Internet-connected tuner that streams only music you're sure to like
How our readers turned hairpins into resistance units, electric fans into potato slicers, and asbestos shingles into hotplates.
A sound-activated device that gives you more freedom than any store-bought clapper could wish for
Including surreal pictures of food, a rarely seen "singing" dog, and more
Convert a cheap, dumb RC truck into an autonomous “smart” auto
DARPA's community-designed FLYPMODE car was presented to President Obama last week
Make your car smarter
No need to inhale if you learn how to blow smoke rings with a bottle
The dead shall shine again
Here are three ways you can contribute to securing humanity's place in space
Banish those internet nasties
Work wherever you have Wi-Fi.
Optimize your internet connection.
New apps for the cloud-storage service.
Keep an eye out for these red flags.
Organize your work your way.
Turn your laptop into a mobile television set.
Without hurting yourself more than your opponent.
Improve your work with smart code.
Think of the children.
When the furnace turns on, the risk increases.
Cheaper television and internet are just a phone call away.
Explore the Galaxy.
"Hey Google, Alexa, let's get stuff done."
Updates: They're what computers crave.
No, you can't just throw food in the woods.
The "masterminds" behind the false-gold scandal at the Ethiopian central bank might not have gotten caught if they'd used Theo Gray's formula
Before lava lamps and laser light, all you needed for romance was some radioactivity
The thinnest cellphone available has cool accessories that will also work on the phone you've got now
How to send a folded flyer screaming 100 feet or more: Just add a motor-and a lot of juice
A shake-free sander goes easy on your hands
Turn a regular flashlight into a powerful LED torch that will run for years
A little oxygen is all a zinc-air battery needs to become a powerhouse
There are a lot of ways to use your old iPhone around the house, even without a contract
Diamonds are for, well, a couple seconds