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How To: This DIY Baby Monitor Uses Lasers and a Wiimote to Detect Your Child's Breathing

Proud new papa Gjoci wanted to make sure he never had to worry about whether or not his baby girl was breathing, so he built this amazing breath-detecting baby monitor using a Wii remote, a printed circuit, and a laser. First, he opened up the Wiimote and took out the camera, then used an Atmel Atmega88 microcontroller to make a printed circuit. Low-power infrared lasers shine on the baby's clothing and the Wii camera detects the motion of the baby's breath, activating an alarm if the motion ...

News: NASA's Curiosity Just Got Bricked! Working LEGO Mars Rover Ready for Exploration

Using a LEGO Mindstorms NXT kit, a pair of awesome engineers put together this fully functional replica of the Curiosity Mars rover. Not only is it built completely out of LEGOs, it's motorized, programmable, and ready to explore the far reaches of your living room. The rover was built for the Build the Future in Space event at NASA's Kennedy Space Center. Four of the six wheels are powered, allowing it to make 360 degree turns, and the arm and mast are both fully controllable. The entire con...

How To: Pay Off Your Car in Half the Time by Renting It Out with OnStar

Most of the time, asking to borrow someone's car will elicit a really long string of excuses. But unlike letting your buddy use your car, which usually gets you nothing more than an empty tank, GM has found a way to make car sharing beneficial for everyone involved. If you're one of the 6 million people who have a GM vehicle that's connected to OnStar, you're in luck: according to an OnStar employee, you can make up to $1,000 a month just by letting other people rent out your car when you're ...

How To: Write a landing page that converts

Starting up a website can be daunting if you know nothing about web design or setup, but there are some tips to get the right people finding, looking, and returning to your site. A good landing page gives visitors exactly what they are looking for, and converts them from browsers to customers.

How To: Maximize the battery life of your Apple iPhone

Your iPhone may be great, but like any other mobile device, it might be wasting more battery power than it needs to. If you want to learn how to conserve your battery life, there's plenty of precautions you can perform. So what all can you do? Best Buy has answers. The Best Buy Mobile team explains how simple it is to maximize the battery life of your Apple iPhone. You can put it in standby mode, reduce screen brightness, and turn off Location Services when you're not using them.

How To: Sync Google apps with your Android cell phone

If you have any Google applications, like Gmail or Google Calendar, that you want to sync to your new Android enabled mobile phone, it's a simple task to complete. There's nothing hard about it, but if you think you need help, Best Buy has answers. The Best Buy Mobile team explains how simple it is to sync Google apps with your Android cell phone.

How To: Play the dorian mode on the piano

Nate Bosch teach us about the second mode of the major scale called ,,The Dorian Mode". On a C major scale he gonna play the notes found on that scale but starting from the second note of the scale called the second mode of the Dorian mode, playing all the notes starting from D. He end it off with another D. This is the Dorian mode of the C major scale: all the notes found on the C major scale played from the second note. The chord that can be built out of that scale is the 7th chord. Startin...

How To: Apply for a NEXUS card to use in Canada and the United

Nexus is a pre-approved trusted traveler program that allows approved people expedited travel between Canada and the US. The card is available to US and Canadian citizens or permanent residents who travel by air or land between the two countries. Anyone traveling between the two countries must have their own Nexus card including babies. The Nexus card is considered a privilege by both the US and Canadian governments. You must have a clean record with both the Canadian Border Services and The ...

How To: Port scan with Nmap

Nmap ("Network Mapper") is a free and open source (license) utility for network exploration or security auditing. Many systems and network administrators also find it useful for tasks such as network inventory, managing service upgrade schedules, and monitoring host or service uptime. Nmap uses raw IP packets in novel ways to determine what hosts are available on the network, what services (application name and version) those hosts are offering, what operating systems (and OS versions) they a...

How To: Build the stands for the gantry table for a CNC router

A CNC router machine is probably the most useful tool a hobbyist can own, but the price for a CNC machine on the market is way more than the average hobbyist is willing to spend. You can build your own CNC with very basic tools, little knowledge of machinery, mechanics, or electronics, but be warned, these machines are inherently dangerous, so wear the proper protection and use common sense. At the very least, read the instructions and precautions on every tool you use.

How To: Build the z-axis for a CNC router

A CNC router machine is probably the most useful tool a hobbyist can own, but the price for a CNC machine on the market is way more than the average hobbyist is willing to spend. You can build your own CNC with very basic tools, little knowledge of machinery, mechanics, or electronics, but be warned, these machines are inherently dangerous, so wear the proper protection and use common sense. At the very least, read the instructions and precautions on every tool you use.

How To: Build a 2x2x6 Rubik's Cube

Is the normal Rubik's Cube not enough challenge for you? Does your brain require more stimulation than a 3x3 or a 4x4 puzzle can give? Well, you're in luck, because you can build your own special Rubiks Cube, your very own 2x2x6.

How To: Release built up tension

This video explains how to release built up tension using De-stress styled Yoga. This type of Yoga requires you sit on your legs while sitting up straight. Taking deep breaths is the first step to begin releasing tension using Yoga. While taking deep breaths you must turn your torso very slowly from left to right. While keeping your legs planted on the ground, stretch your arms forward until the tips of your fingers are touching the ground. Taking frequent deep breaths in between these two Yo...

How To: Build a wave machine out of household items

In this tutorial, we learn how to build a wave machine out of household items. You will need: 20 straws, 40 paper clips, 2 pieces of tape, and 1 washer to make this. First, you will need to pull out a long string of tape and lay it down with the sticky side up. After this, you will need to stick the straws on top of the tape in a row all going next to each other. Do this from the top to the bottom until all of the straws are stuck on. Then, stick the washer to the top and you are finished wit...

How To: Build a fire pit with Lowe's

In this video, Mike Craft from Lowe's teaches us how to build a fire pit. First, check to make sure there are guidelines permitting you to place a fire pit outside of your home. Then, make sure you have a clear area to place the fire pit. Once you have a spot picked out, you will need to make a paver base for your fire pit to lay on top of. After this, lay a circle of blocks around the cover for the fire pit. Layer three sections of blocks, then line with bricks on the inside and place in the...

How To: Build body core strength with yoga

In this video, we learn how to build body core strength with yoga. Start out seated on your yoga mat with legs crossed, then gently roll the body back and then to the front again. Remember to use your core strength during this, not your arms to help push and pull you. Hold your abs in to create resistance and strength in them. Continue this sequence by raising your body up and stretching out the different areas of your body. Use control and make sure not to strain your muscles while stretchin...

How To: Root an HTC Droid Eris phone

The HTC Eris is one of the many smart-looking smartphones the company has released in it's short tenure in the US market, but it's a good one and you can get it for free from Sprint with many service plans. If you've got one, why not root it and start taking full advantage of its abilities! This video will show you how to do it quickly and easily, teaching your cute little phone some new tricks.

How To: Drywall your attic & loft with Fermacell

In this tutorial, we learn how to drywall your attic & loft with Fermacell. First, you need to consider the nature of your build and how much you will need to drywall. It is recommended that you install a film to ensure air tightness. You can place this down with a staple gun and tape it down as well. Large holes should be properly sealed as well, to enforce building regulations. Once you do this, you can add the boards on top of what has already been installed. Insulation will be now place o...

How To: Build your own windmill with household materials

In this Home & Garden video tutorial you will learn how to build your own windmill with household materials. Materials needed for the windmill are a template, scissors, straw, some yarn, some pennies, a paper cup, rubber bands, pencil, single hole punch, a skewer and thumb tacks. Take the template, cut it out along the solid lines and punch holes on the corners as shown in the video. Now with a thumbtack and a pencil make a nice hole at the center of the template. Fold the template along the ...

How To: Build a light diffuser to improve your film lighting

This video tutorial belongs to the Film & Theater category which is going to show you how to build a light diffuser to improve your film lighting. Joe Richardson explains how to do this. You will need four pieces of pine wood 1" x 2" x 8 feet long, framing nails, duct tape and light cloth material. Cut the wood at the edges at a 45 degree angle and lay them out on ground to make the frame and hammer in the framing nails. Now spread the cloth over the frame and start stapling it. Pull the clot...

How To: Open and take apart a Nintendo DSi

Many people find the idea of taking apart small electronic devices like the Nintendo DS and laptop computers daunting. All the pieces are so close together, and even people who service their own large electronics sometimes quail when faced with doing the same things to portable units. This video will help you overcome your fears by showing you how to open and take apart a Nintendo DSi, which will allow you to put a custom case on it or do other mods.

How To: Make a floral arrangement

In this video, we learn how to make a floral arrangement. Start off with the biggest flower you are going to use, and build around that. If you have a white flower, pick a bright colored one to go next to it. Remember to use different flowers and colors to mix and match and make beautiful bouquets. You will also want to remove the bottoms of the stems and tuck smaller flowers in between the bigger ones. Creating color contrasts can help make an eye-popping floral arrangement. You can start bu...

How To: Build a cardboard subwoofer for your stereo

In this tutorial, we learn how to build a subwoofer out of cardboard. You will need to buy SonoTube, which is giant cardboard tubing. It comes in a variety of different sizes, so you can find one that will be around the same size as your subwoofer. To make the casing, you will need to use a saw to cut the tube to the size you need. Make it a snug size, but make sure it's not too small or you will have to start all over again. Use caulk and glue to stop any leaking air from getting out of your...

How To: Create multiple layers in the GIMP image editor

With this free video software tutorial, you'll learn how to create and stack multiple layers à la Photoshop in the GIMP image editor. This particular clip uses the effect in service of making a Blender logo with a Zelda sword through it but, obviously, it has quite a lot of other applications. For more information, and to get started using multiple layers in your own GIMP projects, take a look.