Get amped up to learn the watts and volts about refueling your devices.
Stay focused and on-task.
Give those batteries long, healthy lives.
Get the most juice in the shortest time
Be ready for anything life throws your way.
We assemble the choicest nerdy nuggets of everyday wisdom from the brightest tech minds around. Start your education now!
Get out the door faster.
And how to adjust them.
Explore the Galaxy.
Do you know what an IP rating is?
Find the fitness tracker to help hit your goals.
Make sure you're secure before leaving the house.
Channel your inner secret agent
Don't break any gadgets.
Ready, player one?
Your phone is your new Swiss knife.
Trick out your phone.
Prepare to face the great outdoors.
Keep your gadgets powered up with an easy mod to a messenger bagâ€”and help from the sun
Turn on, tune in, sit back.
Your wrist deserves the best.
While still using it for navigation
Your phone can do everything... but should it?
Because phone apps can only do so much
Never say die
A solar-powered lamp, fingerprint-powered coffee machine and more of the best ideas in gear
Set your own "dingtone" for a customized doorbell
Doghouse comes complete with a solar heating system, LED lights and a Wi-Fi security camera
Keep an eye on the weather.
Make sense of operating systems, specs, and more
Stay on top of household chores.
Add lights and smoke and just a bit of body horror.
Build a device that lets you charge batteries for your cellphone or music player just by taking a stroll
Become an expert app hunter.
Throw together a quick fix.
Steps to reducing your battery anxiety
The thinnest cellphone available has cool accessories that will also work on the phone you've got now
Take charge of your emails
Turn a regular flashlight into a powerful LED torch that will run for years
Charge your gadgets with a piece of fruit and some pocket change
The BC-900 not only re-juices your AAs, it gives you the vital stats about them
DIY hurricane survival
Tips and tricks for the Apple, Google, and Microsoft contact apps.
Bring a dead electric screwdriver back to life in seconds by adding quick-charging super capacitors.
A case in which the conventional wisdom is scientifically inaccurate
Control your appliances in the dark with a hidden system that works just by placing your hand on your nightstand
Restore order to your days.
Do your good deed for the day.
CanÂ¿IÂ¿Plug In MyÂ¿Prius?
The Canadian Road Hawk
Car tags like E-ZPass aren't only read at tollbooths. Follow these instructions to sound the alarm whenever (and wherever) yours is scanned.
Master your Android phone.
And improve its performance.
It's as easy as one, two, three inexpensive accessories.
Use your computer for days even if you're away from civilization.
A 180-pound, 8.5-foot-long Frankencycle
But please, please don't try it
A grocery basket that can blaze down the aisles at 30 mph
How to make sure your browser, CPU, and network speeds are keeping up with the iJoneses and Jonesdroids
3 ways to protect your house
Step one: Stop panicking.
Force them to pay attention.
How to build shortcuts for your digital assistant.
Who needs cash or cards?
Fight the cold.
Powered by environmentally conscious energy sources, these DIY vehicles put traditional gas guzzlers to shame
Installing free software turns your MP3 player into a musical instrument
Vulnerability could allow for homegrown NSA-like spies.
The dead shall shine again
10 tips to master your Google-powered device.
Head for the country and point your camera toward the sky.
Locked your keys in the car again? No problem— now you can open the doors using your phone
Marcus Kayser's Solar Sinter project turns the desert's resources into bowls
Don't hit the road without them
It's 10 PM. Do you know what your apps are doing?
Step away from the phone.
It does much more than answering trivia questions.
Can you hack an electric scooter to make it go faster?
Add a camera to your scope for cheap astrophotography
How to send a folded flyer screaming 100 feet or more: Just add a motor-and a lot of juice
Turn a backpack into a portable, solar-powered Wi-Fi hotspot, and share a high-speed connection anywhere
But don't try these at home. Seriously.
Scoop snow from the comfort of home.
Ann Makosinski is our young inventor of the year
Release your inner Spielberg.