André Broessel of rawlemon has developed a solar energy generator that can use both sun and moonlight to create usable power. Oh... and it's gorgeous. The device is essentially a huge glass sphere filled with water that uses a ball lens to refract light in a way that increases energy efficiency by 35 percent. It's completely weatherproof and has an optical tracking device, meaning that it can be incorporated into architecture. Here's a concept design of how it could be used to power buildings...
Security researcher Nadim Kobeissi has discovered that the Windows 8 SmartScreen feature, meant to screen downloads for malicious software, actually reports the data about which applications users are installing to Microsoft. He also says that "the Microsoft server is configured to support SSLv2 which is known to be insecure and susceptible to interception." The two main concerns are the ability of law enforcement to subpoena Microsoft for the information and of hackers to intercept user data...
Cropping images can be a huge pain if you have a bunch to do at once. Even if you have Photoshop or a similar program, the process of opening each individual photo and cropping them one at a time can take forever. A free web-app called Cropp.me makes that task a lot easier by auto-cropping your photos to whatever size you choose. All you have to do is upload an image, choose what size you want it to be, and click Cropp My Images. You can choose from a list of sizes or input a custom size of y...
In 1958, Patrick Flanagan invented the Neurophone, a device patented in 1962 that allows radio signals to be picked up by the human nervous system. The skin is the organ that receives the signal, converting it into a modulated molecular vibration, which the brain interprets into sound. Basically, it gives one the ability to 'hear' through the skin, making it sound like the audio you're hearing is actually in your head. It's kind of like having headphones in your brain. The only problem was th...
To test how fast your internet speed is an intermediate level skill. Start by picking an internet speed test. You can use Google or another search engine to find one. A service that is recommended in the video is DSLreports. This site does not require you to know a lot of information about your service. To test your speed start by picking a city that is near to you. Then shut down all tabs and every application that you have running. It's important to do this on every computer on your home ne...
Want massive, Arnold Schwartzenegger-worthy shoulders? Well, you'll have to work for it, but they're achievable with a few strategic exercises. Building muscle, especially big muscles like your biceps, requires heavy resistance.
This video shows you how to perform tire maintenance on your vehicle. In order to check the tread wear on your tires, you will need a penny. You will have to check the entire tire for wear, because tires may wear away unequally. Just slip the penny between the tread. If you are still able to see Lincoln’s entire head, then you will need to replace your tire(s).
Puto is pronounced "poo too" in most Filipino dialects. There are many ways to make it as there are many variations. From family to family, they taste similar even if the recipes vary.
Videomaker Associate Editor Tom Skowronski explains how four basic steps can be used to improve the lighting effects for a video and give it a more professional look.
"Fast food" can be healthy and gourmet! Foodie Gwyneth Paltrow hosts this quick cooking show to take you through the steps of a roast chicken and potato meal. You'll need a chicken, a couple lemons, garlic, rosemary sage, thyme, pepper, olive oil, and fingerling potatoes. You don't need to be a fan of Gwyneth Paltrow's to enjoy the tasty meal prepared in this mini cooking show from her website GOOP.
This video tutorial is for educational purposes only. See how to pick a normal lock with a tension allen wrench and a small screwdriver.
Ali Alami with Fit Climb demonstrates how to get in shape for mountaineering. You can do these exercises in a park or at home. Your core and lower body are important in mountaineering. First, find a wet, wood bench that is four to six inches off of the ground. Do step ups to work your quadriceps and glutes. Balance briefly on one leg and then bring the other leg up. You can also do side steps. Step downs help you get you used to gravity. Calf raises are also helpful. To strengthen your core u...
This video takes us through the procedure of creating a transform effect in Illustrator. First, choose a rectangular box and fill color in it. Input some text inside the box. The font and the color of the text can also be changed. Then position the text properly. Make a group of the shape and text. Now go to effect and choose transform. Transform is a very powerful effect which lets us create duplicates. Now select the number of copies, for example, one copy. Select preview. Now set the point...
Not exactly sure how to get a hold of a death certificate? Whether you need a death certificate to trace your family history or to make a legal claim, follow these steps to get the record you need.
Systm is the Do It Yourself show designed for the common geek who wants to quickly and easily learn how to dive into the latest and hottest tech projects. We will help you avoid pitfalls and get your project up and running fast. Search Systm on WonderHowTo for more DIY episodes from this Revision3 show.
Try beat boxing to make percussion sounds using only your mouth. Follow this Howcast guide to learn how to make basic beatbox sounds.
Watch this video tutorial to learn how to pick up a girl at a stoplight. Tired of the dating scene? Try meeting someone at a stoplight. If you don’t get arrested for stalking, you just might get a date.
This instructional pet video shows a good way to introduce your pet rats to water. However, it's important to understand that some pet rats will just not like water. Your success will vary depending on your individual critter(s). Watch this tutorial video to learn the best methods of approach.
There are varied approaches to using SketchUp with CAD files. This video series presents one method we suggest as it is quick and creates a good clean SketchUp model.
In this tutorial, learn about the nuances and abilities of the HP10BII Financial Calculator and how to get it running properly and indefinitely.
For efficiency’s sake, if you’re going to cheat on your girlfriend, you might as well date her roommate. Watch this video for some tips on how to hook up with your girlfriend's roommate. You will need a girlfriend with a jealous roommate and the ability to lie convincingly.
If you've ever wanted to syndicate your Ustream videos on YouTube but weren't sure how to go about it, then you'll be well served by this video tutorial. Ustream has the ability to convert recorded shows into a compatible YouTube format such as WMV and MOV. Learn how with this clip.
Ever wonder how you get debug mode in the classic Sonic and Knuckles game? It's not directly possible, but, by exploiting a class 7 bug (very severe as it'll crash the game) with Sonic 3 & Knuckles, you can. There's only one requirement: you've obtained all the emeralds and have the ability to transform. Take a look at this instructional video and learn how to get this mode in the game.
A magician's heart is easy to open, with a soda can tab. This simple prop trick just takes a soda can pull tab and a simple sleight of hand, the ability to palm small objects behind fingers. Watch this video magic tutorial and learn how to perform this soda can tab palming trick.
Watch this harmonica tutorial video to learn how to play octaves on your harmonica. The split interval or octave technique is useful in all different kinds of harmonica playing. Harmonica players of all ability levels will find this instructional video helpful in learning how to play octaves on a harmonica.
Learn how to utilize this ankle bounce exercise as a part of your ladder training workout, geared at improving your athletic ability.
The pataflafla is a unique drum rudiment that is sure to challenge your ability to play flam strokes. It requires that you play back-to-back flams with the same hand. This rudiment is great for drum fills and solo patterns.
Perfect for attaching the guy line of a tent to a peg or a post, this sliding loop is prized for its ability to adjust up or down, tighter or looser. If only pitching the rest of the tent were so easy.
Learn about the structure of the tee ball game in order to play and coach to the best of your ability.
This video is a demonstration of how to develop the ability to play in thumb position on cello. Many practical tips are given for practicing and performing.
This video starts off demonstrating the basic technique of how to count bars. Also, how to use this fundamental ability as a springboard for more advanced techniques such as mixing together beats or inserting a vocal into a break is explained.
Driving is anything but problem-free. Speed traps, accidents, and other hazards can appear at any time, requiring motorists to be attentive, quick, and prepared for anything. If you see something dangerous on your route that you want to warn others about, there's an easy way to do so in Apple Maps.
Google brought its official dark mode to Android 10 not long ago, but it might take a while for all apps to support the new feature. That doesn't mean you have to wait around for each app developer to add dark mode — just follow this guide to learn how you can force all apps in Android 10 to use dark mode.
While our smartphones are many things, one of their primary functions is to make calls. Many of us try to avoid ever having to make calls, but there are situations when it's a must, such as wishing your grandma happy Birthday or calling 911 — and in those times you want stellar call quality.
An incredible amount of devices use Bluetooth or Bluetooth Low Energy to communicate. These devices rarely have their radios switched off, and in some cases, are deliberately used as trackers for lost items. While Bluetooth devices support MAC address randomization, many manufacturers do not use it, allowing us to use tools like Bettercap to scan for and track Bluetooth devices.
Now that the dust has finally settled on Microsoft's big HoloLens 2 announcement, the company is circling back to offer more granular detail on some aspects of the device we still don't know about.
Before you can dive into customizing your OnePlus 6T, you must take the initial step of unlocking the bootloader to gain the ability to install TWRP, Magisk, custom ROMs, and other mods.
You don't need an obsessive ex stalking you to benefit from the ability to record calls on your iPhone in a pinch. Besides protecting yourself from nefarious intent, recording important conversations like verbal contracts and agreements can help you cover all your bases and ensure you're insulated from any potential liabilities that may appear down the road.
Nmap is more powerful than you know. With a few scripts, we can extend its functionality beyond a simple port scanner and start to identify details about target servers sysadmins don't want us to know.
Like an overbearing mother, Apple will constantly nag you through annoying red bubble alerts about iOS updates that are ready to install. Fortunately, you don't have to take this issue lying down, as there are ways to prevent your iPhone from receiving OTA updates and their corresponding prompts, regardless of whether your device is jailbroken or not.
