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How To: Group and Organize Your Start Screen Tiles in Windows 8

Keeping your computer organized and your desktop clutter-free can be pretty difficult. And with last week's official release of Windows 8, users have another screen they need to get used to organizing—the new Metro-style Start Screen. It uses large rectangular or square tiles in place of the standard icons you've seen on older Windows operating systems. For better organization and grouping, you can group similar items onto a page (similar to many smartphones), you increase or decrease the siz...

How To: This DIY Pneumatic "Mauler" Fires 300 Ping Pong Balls Per Minute

Here's an awesome weekend project that could leave you with a fearsome "Ping Pong Ball Mauler" capable of firing hundreds of balls a minute at your unsuspecting neighbors. Christian Reed built it out of a poly drum and a homemade pneumatic device. He turned a standard shop vacuum into a high volume, low pressure system that allows his contraption to continually fire a constant stream of ping pong balls at a rate of hundreds of balls a minute. Best of all, all of the parts he used can be bough...

How To: Cite website resources in your bibliography using MLA format

If you're writing a college essay or report, your bibliography is a painful, yet necessary part. And thanks to all of the information available on the World Wide Web, most colleges and universities accept websites as resources in your bibliography. But citing websites can be confusing when using the MLA citation format. This video will breakdown the process.

How To: Calculate weighted atomic mass

This video is about Level 2 atomic concepts, specifically the Pennium Lab. This helps you understand how atomic masses are derived for the periodic table. This teacher demonstrates how to do the calculation. He first reviews the Isotopes as they are different masses of the same type of atoms. He uses chromium as his example. It has a different number of neutrons in the nucleus. Using the equation, it could have either 26, 28, 29 or 30, with its 24 protons. So he subtracts the atomic number fr...

How To: Prevent swimmer's ear

Watch this video tutorial to learn how to prevent swimmer's ear. Don't let this painful infection of the ear canal keep you out of the water! A few simple precautions can combat the excessive moisture that causes bacteria to fester.

How To: Improve video search by parsing video & text

This is a Google Tech Talk from March, 26 2008. Timothee Cour - Research Scientist lectures. Movies and TV are a rich source of highly diverse and complex video of people, objects, actions and locales "in the wild". Harvesting automatically labeled sequences of actions from video would enable creation of large-scale and highly-varied datasets. To enable such collection, we focus on the task of recovering scene structure in movies and TV series for object/person tracking and action retrieval. ...

How To: Keep your brain active by eating brain foods

Your brain actually needs to be refueled throughout the day, and our brains function best on carbohydrates. Brain foods like fruits and fish are important for fueling your brain all throughout the day. Learn some tips on eating brain foods and keeping your mind active in this nutrition how-to video.

News: The Galaxy S10 Is IP68 Water-Resistant — Here's What That Really Means

When it comes to resistance to the elements, Samsung seems to believe in the old saying "if it ain't broke, don't fix it." They've carried over the IP68 rating under IEC 60529 that was first found on the S8 all the way to their tenth-anniversary flagship, the Galaxy S10. While this certainly sounds great on paper, it's natural to want to dig a little deeper and find out what the rating means.

How To: Buy a USB Type-C Cable That Won't Fry the Battery on Your Nexus, MacBook, or Pixel

Ready or not, the USB-C cable is about to take over your electronics. The new industry standard is fully reversible and packed with enough power to serve as a laptop charger or an HDMI cable, so it actually has the potential to replace every cord, wire, and connector in your house. In fact, the conversion has already started: The latest MacBook, Chromebook Pixel, and Nexus phones are sporting USB-C connectors out of the box.

How To: Change Text Size on Your iPhone for Smaller, Bigger & Bolder Fonts

For most people, the font that Apple uses in iOS is just perfect, but some of you may think it's too big while others with poor vision may have a hard time reading it. Whether you're having a hard time seeing text on your iPhone or just want something different, there are actually three things you can do to adjust how text is viewed.

How To: Perform a general eye exam on a patient

If you're a medical student, you'll learn a lot from this video lesson on examining your patient's eyes. If the patient is having trouble seeing, like double vision, blurred vision, pain or any other problem, a proper eye examination is detrimental to properly diagnosing and treating him/her. You can also determine and potential problems which may arise bases on your family history. Watch to see the complete procedure outlined, which is great for any med student or doctor. Even nurses can ben...

News: Human Dissection Illustrated in Anatomical Pop-Up Books

Before there was Gray's Anatomy, physicians and medical students used anatomical flap books to explore the inner workings of the human body—a scientific illustrated guide that takes its name from the moveable paper flaps that can be "dissected" to reveal hidden anatomy underneath. Similar to pop-up books, these instructional tools mimic the act of human dissection, allowing doctors and students to study the intricacies of the body normally concealed by flesh.

How To: Develop psychic powers

Roughly half of all Americans believe in extra sensory perception... Are you part of that statistic? Ever get the feeling you have a paranormal ability? You can investigate your psychic abilities and hone your skills with these tips.

How To: Use the Unicam UV-visible spectrometer in the lab

The Department of Biological Sciences at the University of Alberta brings you this video tutorial specifically relevant to your student laboratory courses, specifically microbiology. If you're a student at any school of biology, this information will be helpful for learning how to use the Unicam UV-visible spectrometer, split beam and internal printer in the lab.

How To: Use pipetting techniques in the lab

The Department of Biological Sciences at the University of Alberta brings you this video tutorial specifically relevant to your student laboratory courses, specifically microbiology. If you're a student at any school of biology, this information will be helpful for learning how to use pipetting techniques in the lab.

How To: Install RAM, or random access memory, in an Apple iMac

Using a Phillips head screwdriver remove the screw under the handle in the back of your iMac. Remove the screws outlined in the picture below. Remove screws 1 and 2 with a standard Phillips head screwdriver. Screws 3 and 4 use a standard flat head screwdriver. After removing the screws, gently pull out all of the plugs. Next holding the clear handle just below the bar code, pull out the section of the iMac.