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How To: Make blobs in a bottle with a Lava Lamp effect

The World's Easiest Lava Lamp! This is an easy, fun science activity that is great for any age. In fact, our video crew ended up taking the extra bottles home to show their friends. It is also a great demonstration of liquid density, the release of gases in a chemical reaction, acids and bases, intermolecular polarity, and well, just plain science coolness.

How To: Install a cross dowel to adjoin wood 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: The Flexispot E7 Pro Plus Electric Standing Desk Is Great for Any Home Office

When setting up your home office or giving it a makeover, the desk is the key to making the room a functional workspace. And if you're in there all day, it also has a significant impact on your health. Standing desks can help offset some of the adverse health risks associated with sitting all day, but it's hard to find a decent standing desk that won't break the bank. That's where Flexispot comes in.

How To: Get Your Lost Item Back from an Uber Driver (& What to Do if They Don't Respond)

You would think that recovering your smartphone or another important item that you leave behind in an Uber ride would be a simple process, but it can actually be a pain in the ass. You have to find out how to report it to the driver, hope the driver is honest, pay a fee, and contact Uber directly if none of that works. But we're here to help make this process as easy as possible for you.

How To: Take Control of the Mouse & Keyboard in Python

While hackers adore the command line, working with the GUI (graphical user interface) of an operating system has some advantages. This is especially true when it comes to post-exploitation. When we can control the mouse and keyboard of a remote computer, we can truly say we have complete control over the device. Today, I'm going to introduce to you the PyAutoGUI module, which does just that, and just how much fun you can have with it!

How To: Security-Oriented C Tutorial 0x21 - Linked Lists

Welcome to the final tutorial of the series on standard C. This article will cover the linked list abstract data type (ADT). There will be a lot of abstraction to try to deliver the understanding in the most basic way for easiest interpretation of what they are and how they work, then we will get into the guts of it and learn the technical code underneath. For those who have yet to grasp the concept of pointers, it's advisable that you do that first before approaching this. Having learned thi...

Hydration Hacks: The Scientific Benefits to the Various Ways We Drink Water

We all know that it's important to drink water regularly throughout the day. After all, it has so many benefits, including flushing toxins out of the body and maintaining kidney health and good bowel movements. Turns out that's only part of the story. While being properly hydrated is key to maintaining overall health, it's also a big component of maintaining and even increasing cognitive ability. Plus, drinking enough water regularly can help you lose weight, if you know when to drink it and ...

How To: Give subcutaneous fluids to a rabbit

Sub-q fluids should only be administered to an animal under the instruction of a veterinarian, but some pets, like rabbits, will need to receive them at home, when the veterinarian is not around. Proper procedure should be followed to ensure that the subcutaneous fluids are reaching the rabbit, and that the bunny doesn't get hurt from malpractice. Watch this video veterinary tutorial and learn how to give Sub-Q fluids to a pet rabbit.

How To: Make Realistic-Looking Fake Blood

Store-bought fake blood isn't too expensive, but the consistency and color are always the same. Real blood varies, from bright red when oxygenated (arterial blood) to deep, dark red when deoxygenated (venous blood), and it can be either thick or thin. So to achieve the best special effect, you're better off making a batch of DIY fake blood yourself to get the look and texture you're going for. And it's very simple to do.

How To: Do a proper cartwheel

Cartwheels are so much fun! Who doesn't love to twirl around? If you don't know how to do one of these fun moves, check out this video! Step by step, this tutorial will teach you how to relive your childhood or release your inner gymnast.

How To: Clean a dog's ears of dirt and wax

Your mother used to remind you to wash behind your ears now make sure you keep your dog in tip top health and clean their ears too. Dogs depend a lot on their hearing but can build dirt and wax in and around their ears which can be irritating or lead to infection.

How To: Stage a water balloon fight

One sure fire way to add excitement to a summer day when you think it's just too scorching to go outside is by having a water balloon fight. This is a great way to stave off boredom and you'll be sure to feel like a kid again while getting some fun exercise.

How To: Make a squared-style friendship bracelet

Kiwua demonstrates how to make squares friendship bracelets. There are 3 pink threads on the left, 2 black threads in the middle and another 3 pink on the right. First, you take two from left and make a knot from left to right. Then, with the same threads, another knot from right to left. Now you take the next two, a pink one and a black one and makes a knot from right to left. She repeats this action, the same way. After that, she takes the next two threads and knots them from left to right....