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How To: Turn Your Phone into a Lightsaber & Fight Stormtroopers

Star Wars season is definitely upon us. No matter where you turn, you can't go a day without being bombarded by merchandising and co-branding advertisements that attempt to draw a parallel between some character from a galaxy far, far away and a galactic cruiser like the Dodge Viper, or a midichlorian-laden power source like Duracell. Yep, it's kind of annoying, but at least we can get some fun out of it here and there.

How To: Make Long-Lasting, Wax-Free Candles for Your Home

Scented candles tend to magically turn a house into a home. The light flicker of the flame gives a relaxed or romantic tone to the atmosphere, and keeps the space smelling fragrant for hours. The only problem? Wax melts, and the candle becomes worthless after the wax is all gone. So how do you keep the flame going for more than a few hours? Simple, just remove the problematic ingredient—don't use wax!

How To: 9 Oreo Hacks That Make Life Worth Living

We've already shown you how to dunk a regular-sized Oreo cookie while keeping your fingers pristine, how to upgrade Oreos into different desserts, and even make them into lazy ice cream sandwiches. Now we're going to introduce you to a few other essential Oreo hacks that will give you a brand-new outlook on a classic snack.

How To: Make Soggy, Wilted Lettuce & Other Leafy Greens Edible Again

Sometimes you've got a head of lettuce that you want to eat but it lacks a certain youth. In other words, it's wilted and browning at the edges. Other times, you get to the grocery store near the end of day and the only lettuce or greens available look a little on the sad side. Never fear. You're not doomed to a meal of fast food or mouthfuls of soggy salad. You can easily revive those leaves and have something crisp, green, and delicious for your next meal, so don't dump it in the trash.

How To: Build a Frame for the Mega Solar Scorcher

Here is how you can build a frame for your MEGA SOLAR SCORCHER in under an hour, and for less than $8!! This is effectively a 4 foot magnifying lens that concentrates insane amounts of heat from the sun. What would you do with all this free solar power? My design for this custom "Scorcher Frame" is easy to use, and incredibly cheap to make, as you can see in this step-by-step video.

How To: 4 Healthier Whipped Cream Alternatives

Whipped cream is one of the most iconic dessert toppings around, but the full-fat version is not the most forgiving when it comes to fat content. With the holidays just around the corner, learn how to spare yourself a few calories—especially if you love the creamy texture of whipped toppings!

How To: Make Dulce De Leche in a Can (A Tasty 1-Ingredient Dessert)

Dulce de leche is a beautiful, caramel-like spread that you can slather onto bread or use to flavor cakes, cookies, or flan. You can also use it as a drizzle for ice cream, chocolate candies, and pastries. It tastes like heavenly toffee, translates roughly to "milk candy," and is popular all over Latin and South America. A version of the confection is also popular in the Philippines, in Russia, and is known in France as "confiture de lait." The traditional way to make dulce de leche is to slo...

Your Fridge: You're Using It Wrong

When you come home from the grocery store, you probably put away every single fruit and vegetable in the bins and drawers in your refrigerator. Any fifth grader knows that fridges work to preserve food, thus everything should go in there, right? Nope!

How To: Measure Real-World Objects with Your iPhone in iOS 12

Thanks to Apple's ARKit 2.0 augmented reality framework in iOS 12, we now have a "Measure" app built right into our iPhones that can measure real-world objects. No more physical tape measure or ruler. No more guessing. Just whip out your iPhone, open the app, put your camera, and get measurements. Before you do, however, there are a few things you'll want to know.

News: Airlines' Reliance on Group Boarding Could Spread Pandemics

On the airplane, in the middle of cold and flu season, your seatmate is spewing, despite the clutch of tissues in their lap. Your proximity to an infectious person probably leaves you daydreaming (or is it a nightmare?) of pandemics and estimating how likely it is that this seatmate's viral or bacterial effusions will circulate throughout the plane and infect everyone on board.

Nature's Secret Code: How to Select Vegetables at Their Peak

There are a lot of people out there who don't like vegetables, but I would contend that that's because they haven't eaten any really good vegetables. I thought I hated tomatoes (okay, technically a fruit, but used mostly as a vegetable) until I ate some fresh from a garden. One bite of a juicy, ripe heirloom tomato made me realize that I love tomatoes—it's those bland, mealy supermarket tomatoes that I hate.

How To: Create a Wireless Spy Camera Using a Raspberry Pi

Surveillance is always a useful tool in a hacker's arsenal, whether deployed offensively or defensively. Watching targets yourself isn't always practical, and traditional surveillance camera systems can be costly, lacking in capabilities, or both. Today, we will use motionEyeOS running on a Raspberry Pi Zero to create a small, concealable Wi-Fi connected spy camera that is both affordable and easily concealed.