Energy Efficient Lights Search Results

How To: The Next Big Thing in Smartphone Cameras Is Machine Learning — & It's Already Here

As smartphones become more accessible, billions of people have come to depend on their features for daily life. One of the most important aspects these days is the camera. OEMs have been working for years to improve camera quality, and they seem to have finally figured it out — the best way to achieve DSLR-quality photos wasn't just with better sensors, but with better intelligence.

How To: Spot a Heavy Drinker with Eye Contact

Did you know that your face shows others how much alcohol you drink? Whether you've never had a sip of booze with those around you or you're known as the party animal of the group, the genes that shape your appearance also show others just how much you enjoy liquor. Pinpointing the big drinker in any setting is easy to determine: you just need to make eye contact.

How To: The Flashlight That Finally Lets You Adjust LED Brightness on Your Samsung Galaxy Note 2

I know what you're thinking. Why spend time talking about another flashlight application when there are literally thousands of them scattered throughout Google Play? As it turns out, there is a void in the realm of flashlight Android apps. Flashing lights, strobe lights, cop lights, warning lights—they're all available, but the one feature that's missing is adjustable brightness.

How To: Customize LED Alerts for Specific Notifications on Your Samsung Galaxy Note 2 (No Root Required)

While the Samsung Galaxy Note 2 has an integrated LED for notifications, it only works for a few things, like charging and low battery, and it only flashes two main colors (red and blue) when the screen's off. As someone that usually has their phone on silent or vibrate, it's hard to tell when I receive important messages or notifications. Sure, I could set a specific vibration or ringtone for individual apps, but that can quickly get annoying and distracting, especially at work or school.

How To: Create a Light Painting Vortex Using a DIY Reusable Steel Wool Cage

There's no shortage of uses for steel wool, but the majority of them tend to be on the pyromaniacal side, like DIY fireworks. This trick by Mike Mikkelson is no different—it uses a homemade reusable "wool cage" to create a spinning vortex of light, like in the photo below. You can do this with just a piece of steel wool on a cable, but Michael wanted something he could easily reuse no matter how many shots he took, so he built a small cage to house the steel wool out of chicken wire, a small ...

How To: Send Your Secret Spy Messages Wirelessly Through Light with This DIY Laser Audio Transmitter

Looking to transmit some super-secret audio communications to your other spy buddies? A laser is the perfect tool for getting your sounds heard from a small distance—without anyone intercepting them— even if it's just a cover of your favorite pop song. A laser audio transmitter uses light rather than radio waves to transmit sound. This is a much more secure way to send audio communications because the laser is a focused beam of light, whereas radio waves are not controlled, so they can be pic...

How To: Fold Origami Christmas Decorations - Ornate Winter Snowflakes

Christmas decorations aren't cheap. From outdoor lighting to fir trees, decorating for the holidays can break the bank. That's where ingenuity comes into play, like hacking battery-operated Christmas lights, modifying lighting patterns and building Christmas tree ornaments from LEGOs. But there's even a simpler solution to cheaper Christmas decorations— origami.

How To: Add texture to 3D objects with OpenGL for C++

By now, you should know a few of the basics of programming with OpenGL and GLUT for C++ developing, like shapes, transformations, timers, and colors. Now it's time for lighting. Everything could look right in your 3D program or game, but if you're lighting isn't right, it's a sad world for all of us. This video lesson will show you how to add lighting to 3D scenes with OpenGL for C++, so you can start making your own 3D programs.