Subject Matter Search Results

How To: Paint clouds in Sumi-e ink

Check out this video to learn how to paint clouds using the traditional Japanese method of Sumi-e ink painting. Clouds are one of the more difficult subjects in Sumi-e to depict because there is no white ink. The white are the areas where you do not paint so shading because very important and painting the clouds becomes more about a sculptural process.

How To: Paint a plum tree in Sumi-e ink

This video is a demonstration of how to paint a traditional Japanese Sumi-e subject in the plum tree. Plum or ume blossoms tells us the spring has come. "Plum blossom, recall me, When it blows in the spring ---" 9th century politician and poet, Michizane Sugawara recites in his famous poem or tanka.

How To: Make a paper bird

Watch this step by step tutorial to learn how to make a paper bird. Fold your paper in half so that it forms a long rectangle. Ensure you really fold down the crease--run your finger or a pencil along the top of the crease. Unfold the paper, turn it 90 degrees and repeat the fold. Your square should be divided into four squares by the creases. Flip the paper over to the other side and fold it into a triangle. Again, make your creases tight. Turn the paper 90 degree and fold again. You should ...

How To: Calculate your carbon footprint

Watch this video tutorial to learn how to calculate your carbon footprint. A carbon footprint is an equation that estimates just how much you, personally, are contributing to global warming—and all you have to do is plug some info into an online calculator. Figuring out how to make your footprint smaller, of course, is another matter.

How To: Stop bleeding

The human body contains nine units of blood—but in matters of a traumatic cut or injury, it's always better to be safe than sorry. If you're unsure whether you're in an emergency situation, get to an emergency room and let them decide.

How To: Make the Platonic Solids Out of Playing Cards

Computer Science Professor Francesco De Comité has a fantastic gallery of mathematical images on Flickr. As part of this collection, he has a few hundred images of real or rendered polyhedra made out of paper or playing cards which he calls "slide togethers." These are constructed by making cuts and then sliding one component into the other, creating a shape without using any glue. He constructed the entire set of the platonic solids—the cards form their edges—which can be seen in the image b...

How To: Perform the water to ice trick

Ever need ice right away but do not have time to run to the store? Here is an easy way to make water turn into ice instantly. Using a few common household products, produce ice from water in the matter of seconds and enjoy a nice tall glass of a chilled beverage.

How To: Perform healed and sealed can trick

Here is a neat trick to make a can the appears empty to become full again. Use this trick to impress your science teacher by making him or her think you can create matter from nothing. Heal a soda can and seal it and make this trick a staple in your next magic show.

How To: The Hidden Way to Delete Numbers on Your iPhone's Calculator

Let's say you're using your iPhone's Calculator app, and you're knee-deep into a complicated calculation with many steps. You type in a large number, for example, "123,466,789," but mess up. You meant to type "5" midway through but accidentally typed "6" instead. The only thing to do now is start over, no matter how far along you are, right? Wrong.

How To: Use Metasploit's Timestomp to Modify File Attributes & Avoid Detection

It is said that the best way to avoid detection when hacking is to leave no trace, and often that means not touching the filesystem at all. But realistically, in most cases, it's impossible not to interact with the filesystem in one way or another. The next best thing to do to throw off any investigators is to change the file attributes to hide activity. We can do this with Metasploit's Timestomp.

How To: Stop Incoming Calls from Taking Over Your iPhone's Entire Screen

Incoming phone calls and FaceTimes, whether you want to answer them or not, will take over your entire iPhone's screen — no matter what you're in the middle of doing on the device at the moment. You could be browsing the web, playing a game, or chatting on social media. It doesn't matter, you'll get interrupted. But you don't have to put up with it anymore.