Gadget Hacks How-Tos

How To: Make a clock projector

Time flies. Particularly when it's projected. The magical box in this how-to uses light and mirrors to project the image of a working clock face on any wall. To build your own working clock projector, you'll need the following materials: a mirror, a jeweler's loupe, a clock and a flashlight. For detailed, step-by-step instructions on the assembly process, and to get started on this Daliesque hack yourself, take a look!

How To: Make USB air conditioning

Wondering how to most effectively combine ice cubes and a simple USB-powered computer fan into a fully functioning air conditioning system? In this video tutorial, you'll learn how to hack a coffee can and USB-powered fan into a simple, but effective, air conditioning unit. For detailed instructions on hacking together your own tin-can AC unit, watch this über-short how-to.

How To: Hack Software & Run a Trial Program Forever

With this video tutorial, you'll learn how to hack demo versions of applications such that they'll run indefinitely. You'll just need to modify the date and time on your computer. Learn how to use trials of programs without them ever expiring instead of buying the real thing with the hack outlined in this how-to video.

How To: Hack iPhone jack to support headphones

As any informed PopSci reader will know, the iPhone is definitely a game-changing piece of hardware, but it's not without its problems. Chief among those nagging little imperfections, for me, was the recessed headphone hack that rejected any headphones but Apple's trademark gleaming white buds. Apple's 'phones aren't that bad, but my Shure in-ear pair is better for blocking out noise on the subway (and my Grado SR60s are better for listening at home). Thankfully, an easy solution to this prob...

How To: Hack together LED candles

Ah, the alluring glow of the LED light. Whether you're looking to create a bit of romantic (albeit extremely geeky) ambiance, or you just want to have some extra emergency lighting around the house, a set of mini LED candles is a great thing to have. They also happen to be quick, easy, and cheap to make yourself. In this video, executive editor Mike Haney demonstrates how to do it.

How To: Hack a call center telephone system

Tired of touch-tone hell? Get human with our cool phone hacks and cheats with the tips from this how-to video. Become a life hacker - we'll show you how to find phone numbers, cheat the computer and hack the call center system with our hacking tools. Watch this video tutorial and learn how to hack a call center telephone system. Hack a call center telephone system.

How To: Hack websites with SQL injection

For Infinity Exists Full Disclosure's first Website Hacking episode, we demonstrate how to exploit a security vulnerability occurring in a website's database to extract password hashes. Sql (Structured Query Language) is a computer language designed for the retrieval and management of data in a system's database. The Attack, known as Sql Injection, manipulates Sql statements before they are sent to the Sql Server, allowing the Attacker to create, change, or retrieve data stored in the database.

How To: Hack MD5 passwords

This episode of Full Disclosure demonstrates how to hack/crack MD5 password hashes. MD5 (Message-Digest algorithm 5) is a hash function commonly used by websites to encrypt passwords. MD5 is a one-way hash; therefore, to crack the password you most try every possible dictionary word and if that does not work, every possible letter/number/symbol combination. The programs used to crack the passwords are Cain and MDCrack-NG.

How To: Try cool tricks with your cell phone

A mobile phone is capable of all kinds of hacks. You can use your cell for more than just photos, texts, and phone calls. Here are some great ways for messing about with your mobile handset, whether it be using a phone to unlock a car, or entering the mobile phone throwing championships. Try cool tricks with your cell phone.

How To: Collapse IE7 favorites folders

In Internet Explorer 7 when you wish to add a link to favorites, the drop down folder list is expanded. This can make it difficult to add a favorite to the correct Folder/subfolder. This video shows a different way to do this with the folders collapsed.