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How To: Build a beam bot twin motor robot base

This robot is BEAM bot inspired. First we build up the Motor Drive, an excellent and cheap Robot Bot-Base. We start with the Tamiya kit, get it going, then strap on a battery and a drag wheel, center the drag wheel. Tape it all in place with bright yellow tape and make a BEAM Bot with batteries. Plans for this BEAM framework are to add smarts.

How To: Trigger traffic lights to change from red to green

This instructional video shows how change traffic lights from red to green, using science, and without actually having to know anything about magnetic fields or properties! Save gas, time, and frustration in your car and during your commute! Works great! See the test results! Yay for Kipkay! The trick in this video hacking tutorial will teach you how to get green lights on your bike or motorcycle that is too small or light to trigger the traffic light.

How To: Add a Bank Account, Debit Card, or Credit Card to Your PayPal

PayPal is one of the most popular payment systems across the globe. It makes payments fast, easy, and secure, and with 250+ million users, it's not going anywhere. If you're new to the online service, one of the first things you should learn is how to add your bank account, credit card, or debit card to PayPal, and make your life easier when it comes to online payments and withdrawals.

News: Magic Leap One Now Available to Most US Consumers, Affirm Partner Offers Buyer Financing

One the main gripes against cutting-edge augmented reality headsets like the Magic Leap One and the HoloLens is the price — they're pretty expensive compared to most consumer devices. Well, now some of that pain has been relieved for those looking to pick up a Magic Leap One as the company has just announced a financing option that allows anyone with a spare $96/month to gradually pay their way into full ownership of the device.

News: Microsoft Enlists Rapper/Actor Common to Push Its HoloLens Future During NBA All-Star Weekend

The Microsoft HoloLens has a fairly passionate, yet relatively small group of users pushing the developer-centric device forward, mostly spreading the word about the device through word of mouth and meetups. But this weekend, during the annual NBA All-Star festivities, we got a look at how Microsoft may be planning to market the device if it ever goes truly mainstream.

News: WhatsApp Stops Trying to Be Like Everyone Else & Brings Back Its Text-Based Status Option

In February, the popular Facebook-owned WhatsApp Messenger service jumped on the "stories" bandwagon and replaced their in-app, text-based "About Me" status (you know, those lovely little messages where you can say "Sleeping" or "Not Sleeping" under the tiny nub of your profile picture). Taking its place was a clone of Snapchat's Stories feature, continuing the social media giant's recent trend of shamelessly copying Snapchat.

How To: Make Tight Loops When Fly Casting

When casting a flyrod, in most cases, tight loops will allow the fly to travel farther, more accurately, and with less effort. To cast these tight loops, the tip of the rod must travel in a straight line path, slack must be eliminated, and there must be a constant acceleration to a sudden stop. The most common mistake is using the wrist to move the rod which causes the tip to travel in a half circle or windshield wiper type motion.

Raspberry Pi: Physical Backdoor Part 1

This tutorial is one technique to use the full functionality of your Pi. The small size makes it ideal for inside hacks, but still has the capabilities of a average desktop or computer. I should mention that a tutorial that OTW has done, but I'm gonna take it a step further. OTW made a brilliant article, but only touched on the surface of the possibilities. I hope this article will both show you many the possibilities and also allow you to start causing havoc, but I'm planning on making this ...

How To: Fix a Snagged Thread in Your Favorite Sweater

You just bought a new loose-knit sweater, slipped it on, and your ring, earring, smartwatch, or even your fingernail snagged a piece of thread yanking an entire loop loose in the fabric. It's happened to me more times than I can remember, and if you cut that eyesore away you're asking for trouble. However, there is a quick way to fix it while maintaining the longevity of your sweater—without giving money to your dry cleaner. Begin by assessing the size of your sweater's damage; is the snagged...

News: A New Branch in My Career.

When I started to go to this site I found it fascinating and found myself coming here all day I have used a lot of the info I have gotten from here in my professional career and on my own. I currently am the VP of RND for a small IT company. I have been pushing toward Penetration Testing as a service for our clients and future clients. For the past 10 years here it has been a very long uphill battle and have hit a lot of road blocks. So I decided to work on this on my own of course as soon as...

How To: Disable Twitter's Annoying Autoplay Videos

It's bad enough that we have to deal with autoplaying video advertisements all over the Web, so why do we have to be subjected to autoplaying videos on Twitter, too? Autoplay video are muted by default, but that doesn't make them any less annoying, especially if you have a small data plan on your phone.