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News: Solar Bag Lets You Fashionably Purify Water On-the-Go Using UV Rays

Water purifiers are already portable, but not as portable as this crazy invention. Created by Marcus Triest and Ryan Lynch, the Solar Bag can be worn like a shoulder bag and holds up to 2.5 gallons of water. In a feat of ingenuity, the bag is designed to use sunlight to purify the stored water, allowing you to filter drinking water on the go. The bag is made from two layers of polyethylene—a clear, high-clarity layer on the outside and a black layer on the inside. The top layer allows the max...

How To: Create a string figure Owl

Did you play Cat's Cradle as a kid? Well, there's more to string figure art than just Cat's Cradle or Jacob's Ladder. This string art video demonstrates how to make a string figure owl. Song: King Crimson - In the Court of King Crimson.

How To: Create a string figure Moth

Did you play Cat's Cradle as a kid? Well, there's more to string figure art than just Cat's Cradle or Jacob's Ladder. This string art video demonstrates how to make a string figure moth. Song: Warhorse - Woman of the Devil.

How To: Play super-fast blues guitar like Paul Gilbert

If you're a musician in need of some lessons, there's no better way to learn than with MusicRadar's so-called "Tuition" instructions. Although the title tuition is misleading, this video class is anything but costly, because it's free, right here. Whether you're looking for help with your voice, bass, electric guitar, drums, guitar effects, piano, Logic Pro or production techniques, Music Radar is here to show you the way.

How To: Pick Basic Tumbler Locks

Professionally and academically speaking, I am a computer scientist, but I also enjoy lock picking as a hobby, so I thought I would share what knowledge I have with this. Before we start doing anything, first we need to understand the fundamentals of how locks work and then acquire and familiarize ourselves with basic lock-picking tools.

How To: Get the 'Serrated Edge' Achievement in Call of Duty: Modern Warfare 3

Big fan of Call of Duty: Modern Warfare 3's Spec-Ops mode? Then boy do I have the achievement guide for you. In what looks to be a pretty tough to get achievement to get, 'Serrated Edge' asks of you to take down a Juggernaut with your knife. Luckily, you're allowed to use as many flash grenades and pump him with as much lead as possible, as long as the final blow is with your knife.

How To: Get the "Kill Box" Achievement in Call of Duty: Modern Warfare 3

Having trouble getting the 'Kill Box' achievement on "Return to Sender" in Modern Warfare 3? Here, let Ray and Michael from Achievement Hunters help you out. Oh, and the best part? This is good for the Xbox 360, PlayStation 3, and PC versions of the game. Personally, this one took me a couple tries to get, and I can only assume this gets harder on the higher difficulties. The reward for your efforts are 20G for 360 players, or a swanky bronze trophy for PS3 folks.

News: The Secret World of Exotic Fish Zealots

WonderHowTo pal and contributor Sean Conaty shot this beautiful short for Scion Magazine about exotic fish and the people who love them. The fish veterinarian is particularly fascinating. Who knew that some lucky sea creatures experience greater longevity with the aid of surgery, x-rays and vaccinations?