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How To: This DIY Camera-Mounted Flash Bounce Wall Does Wonders for Your Photos (And Your Wallet)

Everyone has taken a photo that didn't turn out quite right because of bad lighting or a flash that produced too much or too little light. A flash can make your subject look washed out, or even downright creepy with bright white skin and red eyes. But with a bounce wall, you can redirect the light to make it less harsh and reduce the shadows. It also means less demonic-looking cats. Bounce walls can be expensive, but David Hobby of Strobist made this DIY version that uses a wire hanger, some ...

How To: Use spray paint safely

Whether you're a graffiti artist or a home crafter who uses a lot of spray paint for various backyard projects, it's important to use your spray paint safely. This short, basic but useful video introduces you to a few of the air filter masks on the market. It also teaches you a bit about how to use them and how to keep them operating correctly. Use spray paint safely.

How To: Perform hot filtration in the chemistry lab

The Interactive Lab Primer (ILP) has been developed as part of the Royal Society of Chemistry Teacher Fellowship Scheme, one of the themes of the Chemistry for Our Future program, and initiative which aims to secure a strong and sustainable future for the chemical sciences in higher education. The aim of the ILP is to address the diverse range of experience and skills students bring with them to a university by offering a resource to support their transition from school to the university chem...

How To: Use a rotary evaporator in the chemistry lab

The Interactive Lab Primer (ILP) has been developed as part of the Royal Society of Chemistry Teacher Fellowship Scheme, one of the themes of the Chemistry for Our Future program, and initiative which aims to secure a strong and sustainable future for the chemical sciences in higher education. The aim of the ILP is to address the diverse range of experience and skills students bring with them to a university by offering a resource to support their transition from school to the university chem...

How To: Protect Your PHP Website from SQL Injection Hacks

As a web developer, I often read articles about hackers (from the lowly to the knowledgeable) infiltrating websites via the dreaded 'SQL Injection' method and completely taking control, changing, gaining access, or destroying the owner's data. As a fellow web developer, I'm sure you want to know how to protect against it. Well, here it is! In this article, you will find out what SQL Injection is, what you can do to protect against it, and additional recommendations that are easy to do and onl...

How To: Download torrents safely

This tutorial shows you how to download bittorents with uTorrent without risking having your IP address get exposed or traced. You will need to find a proxy server for this to work. Download torrents safely.

How To: Install a frost-free sillcock

If you live in a colder climate, your water pipes may be susceptible to freezing. For the most part, your plumbing is safely inside the heated living space of your house. However, a sillcock (spigot) on the outside wall of your house is exposed to the elements and can freeze during the colder winter months. Since water expands as it freezes, this situation can burst your pipes causing water damage to your house.

How To: Properly trim your cat's nails using the regular and "kitty burrito" methods

One of the most painful, but necessary things to be done for cats is trimming their nails. Trimming your cat's nails is beneficial any pet owner, because it helps prevent scratched furniture and helps reduce scrapes and punctures in the skin. But it's also great for cats, because if left unkempt, can grow abnormally, creating tons of pain for your feline friend. Also, if the claws are left too long, they could get caught in carpet or furniture and pull them out while trying to escape. So, cli...

How To: Make a mellow garlic cream sauce

Make the perfect sauce for any meal needed a little garlic flair. But you don't want it to be a strong garlic taste, which means you're going to have to blanche the garlic three times. Yes, three times. Watch this video recipe to see how to make a mellow garlic cream sauce.

How To: Make an Airsoft Machine Gun (AKA Halo Mobile Turret)

Airsoft doesn't get any better than a cloud chamber BB machine gun, aka Cloud BBMG. This design has an incredible rate of fire. If you've got a full charge of compressed air, it can easily fire more than 50 rounds per second at a 350 ft/s muzzle velocity. Since this is a legit airsoft build, it should be handled safely with the same care as any other airsoft firearm, and you should be wearing the same protective gear—protective mask, safety glasses, etc. My video details the build of this bea...

How To: Make Chocolate Bourbon Fondue with Hubert Keller

There's nothing more fun than fondue for dessert, is there? Watch this video to see how to make Chocolate Bourbon Fondue, a warm and gooey, hands-on treat. It even has just a kick of espresso to help you avoid the post-dinner slumps. Now all you need is to find some fresh strawberries, bananas, marshmallows, and you'll be on your way to heaven in just a few bites!