How To

This wikiHow teaches you how to open and view an MP4 file in macOS. Your Mac should usually be able to open most MP4 files by default with QuickTime, but if you're having trouble, you should be able to view it in VLC Media Player.

Brain scanning technology, such as MRIs and CT scans, can be useful for diagnosing serious conditions. These procedures are non-invasive, so they don't require much preparation. After the scan, your doctor will discuss the results with you.

If you’ve never tested voltage with a multimeter before, you might be staring at all of the different numbers, symbols, and buttons on the device and wondering what exactly you’re supposed to be doing with them. Don’t worry! This article will walk you thr...

Making your own knight's helmet is simple and only requires a few materials. The base of your helmet will be made of poster board, but you can add any type of material onto the poster board that you'd like, such as foam or metallic paper. By cutting out a...

Giardia is a parasitic infection that most dogs get by drinking infected water or by eating contaminated soil or infected feces. This infection can cause your dog to have horrible, long-lasting symptoms, such as diarrhea and vomiting. The symptoms can sta...

Any time you start a fire, you’re at risk of potentially catching nearby structures and other objects on fire. If you’ve chosen to burn paper rather than disposing of it in a different way, make sure that you’re not putting nearby structures at risk. To b...

Malabsorption can leave you malnourished and fatigued because your body isn't taking in adequate vitamins and nutrients from the food you eat. Malabsorption is usually due to a problem in the intestinal tract, although underlying causes can include cystic...

Dealing with painful gallstone attacks is frustrating, so you likely want relief fast. It’s possible to pass small gallstones, but sometimes they get stuck and cause painful gallstone attacks. Diet and supplements may help your gallstones pass more easily...

Richard Branson, founder of the Virgin Group, is a prominent figure in the business world and has become more and more of a household name in recent years. Though he is well-known, there are still ways to contact him directly about any number of topics, f...

Oyster mushrooms get their name from their gray and brown oyster-like caps. They are also sometimes called oyster caps, tree mushrooms, summer oyster mushrooms, tree oyster mushrooms, or shimeji. To clean them, you can either brush or scrape off dirt, and...

Next time you're staring at your closet, thinking, “There's nothing to wear,” resist your urge to blow a bunch of money on a shopping spree. Instead, re-style the clothes you already own. Mix and match outfits by layering in new ways and switching your sh...

Car radios are one of the most common ways people listen to radio. We almost always have access to them, unlike portable radios. However, it can be frustrating when you start to have reception problems. Cars usually come with decent radios, so if you're h...

Whether you want to tie a leader to a main line or tie together two lines of different diameters, there are many types of strong knots to choose from. For example, the surgeon’s knot is one of the strongest and best for tying together any two lines when t...

When you want to tie braided fishing line to monofilament line, such as when you are connecting a mono leader to a braided main line, the best knot to use is a double uni knot. This knot is simple, fast to tie, and very strong. That being said, there are...

Alt codes can help you write mathematical signs like the "less than or equal to" symbol in various programs. The process of writing these signs is different between operating systems, but the same across programs. For example, the way to write a "less tha...

Veggies are super healthy and oftentimes, delicious. The problem with vegetables, though, is that they start to go bad after a while. It can be very frustrating to buy lots of healthy and yummy veggies only to have them spoil in the fridge a few days late...