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How To: Build a Simple High-Powered Water Rocket Launcher

There are plenty of things you can use at home to make your own rocket, like sugar, matchsticks, or even trash. They may not be as impressive as a real rocket, but they can still be a lot of fun. In this video, How To Lou shows how he made a high-flying water rocket out of some basic materials like PVC and a soda bottle. As Lou points out, the bigger your soda bottle, the further it will go. He used 1/2" PVC pipe, valves, and connectors, as well as some brass adapters. He added an air compres...

News: This DIY Passion Fruit Battery Can Power Lasers!

It's been proven over and over that you can make batteries out of fruits and vegetables such as lemons, potatoes, and even apples. Turns out, passion fruit is also acidic enough to power a battery, but Maui Makers member Ryan K decided to take it a step further by adding a laser. Passion fruit, or Lilikoi as it's called in Hawaii, is usually over-abundant in Maui, so Ryan decided to put it to good use. Using anodized bolts, copper pipe, wire, switches, and some LEDs, he built a battery that c...

How To: Fix the Uneven Screen Lifting Issue on Your Google Nexus 7 Tablet

Those new Nexus 7's sure are nice. Unfortunately, a number of those shiny new tablets have a manufacturing issue that makes the screen uneven with the bezel. Google's solution is to have you send it back in, but why waste your time considering the problem can be fixed by simply adjusting a single screw. All you need to perform the adjustment is a guitar pick or coin, and a very small Phillips screwdriver. Also note, opening up your tablet will most likely void your warranty, so consider that ...

News: New Computer Simulation Reveals How Our Milky Way Really Formed After the Big Bang

For years, astronomers have been trying to figure out how our galaxy came to be. Even with the help of high-performance computers, no model of a spiral galaxy has ever been able to recreate the Milky Way, until now. An international team of researchers has created the first successful simulation of what happened 14 billion years ago to give our galaxy its unique shape. Turns out, all they needed was a bigger bang. Photo by IntelFreePress

How To: Play KenKen

It’s a game, it involves numbers, it’s fun, it’s KenKen! Understanding the goals and rules of this fun, numbers puzzle will give you the skills you need to win. Have fun working your brain and passing the time with KenKen.

How To: Create an artist portfolio

Presentation matters. Make sure you have the best shot of getting your artwork out there by putting together a pleasing and professional artist portfolio. Include your best work and make everything look finished and neat.

How To: Draw Mickey Mouse in MS Paint

Learn how to draw a Mickey mouse on your computer using MS Paint in simple steps. Use the oval tool and draw two medium size circles leaving some space between the other. Now draw a bigger circle by making its top ends meeting the other two circles. Draw two little circle inside the bigger circle for the eyes and draw another circle below the eyes for the nose. Make a curve joining the two eyes and draw its mouth below the nose as shown in the video. Finally draw some hair and give the colori...

How To: Set up a haunted house

In this series of spooky videos about how to scare the heck out of your friends and neighbors, our haunted house expert tells you everything you need to know about setting up your own haunted house. Matt Cail, designer and director of the University of Washington's campus haunted house, shares the tips and advice he gained from putting the fright to university students. He begins by discussing goals for a haunted house then tells you how to achieve them with the seasoned advice of someone who...

How To: Expand Your Analytical & Payload-Building Skill Set with This In-Depth Excel Training

It's nearly impossible not to be at least somewhat familiar with Microsoft Excel. While it's needed for many office jobs and data analysis fields, hackers could also benefit from improving their spreadsheet skills. Many white hats already know some of the essential Excel hacks, such as cracking password-protected spreadsheets, but there's so much more to know from an attack standpoint.

News: Kickstarter Game System Uses iOS & Android Devices to Merge Tabletop Gaming with Augmented Reality

The fortunes of ARKit and ARCore are still in the hands of developers, who have been increasing the number of mobile augmented reality apps on the market, but perhaps not as fast as companies like Apple might have expected. But one new product is looking to literally kickstart mobile AR gaming by introducing a few key components that harness the traditional board game model.

How To: Send Animated Activity Stickers (That You Didn't Earn) in iMessages

If you have an Apple Watch, you might know that the activity awards you earn can be shared with your friends as iMessage stickers on your iPhone. However, you first have to earn achievements in order to use them as stickers. That changes somewhat with iOS 12, as Apple added animated activity stickers for all Apple Watch users, whether they've earned award badges or not.