Awesome Diy

No, he’s not on crack: Theremin-master Greg uses a mic buried into headphones along with his hands for pitch and volume to create a trippy version of the Portal song via Rock Band.

Some dads are content putting together bikes, but Jeff-O uses bike brake cables and a tire pump to create this Water Bottle Bazooka; he inflates half-filled bottles to 50-80 PSI and lets ’em rip.

Those intrepid papercrafters continue to amaze us, this time with a beautifully detailed version of our favorite astromech droid; R2-D2 comes complete with rotating head and legs.

Give your first or second gen iPod a second lease on a musical life by turning it into a 2.25″ speaker; DIYer Jordan Horwich details how to build a pair of your own for under $100.

Built by Randy Jones for his CS thesis, this multitouch music device is actually a passive force sensor that makes music with a MacBook Pro via an 8×8 RME audio interface.

Command & Conquer fans will love this GDI construction yard case mod by Frenkie Janse; he uses a Recom RC-9B case, polystyrene, old Pentium I fans and perforated steel.

This Nerf Chaingun is a heavily modded Nerf Vulcan that fires 500 rounds per minute by quadrupling the voltage for some serious cubicle pwnage. Get the full instructions here.

The YT-1300 that made the Kessel Run in under 12 parsecs is also the lightest, with this awesome papercraft version of the famed Millenium Falcon; get the full instructions here.

The 2008 Olympics may be long over, but we’re loving this sweet case mod based off the Beijing Digital building; it’s made with aluminum, wood, UV blue acrylic and UV CCFLs.

Like Build-A-Bear for geeks, Robot Galaxy lets you build your own ‘bots from a variety of bodies, arms and legs; you can even go online to get new sound effects, eye colors and voices.

Marshall Alexander is well known for his papercraft creations; Series 3 of his FoldSkool Heroes is made for old-school gamers, with cutesy Atari, Pong, and Commodore robots.

It’s definitely on the trippy side, but Mitch Altman’s DIY Brain Machine uses sound and LED light pulses to induce brain states that range from meditative to hallucinatory.

Putting Halloween costumes everywhere to shame, Casey Pugh’s Daft Punk helmet is made with a cheap motorcycle helmet and an animated, Arduino-powered 16×5 LED matrix.

It looks like someone had a field day with a shrink ray, but this DIY Mac Pro Mini is actually made from the salvaged mobo of a damaged MacBook and a Macally hard drive enclosure.

There are man caves, and then there are MAN CAVES: these garage theaters are the ultimate in cinematic gluttony, from a rotating floor to a view of the Jedi Temple. Update: more here!

It may look like a mini-Lite Brite, but Meggy Jr RGB is so much more: this Arduino-powered kit is essentially a hackable, open-source gaming platform with an 8×8 RGB LED display.

It’ll confuse the hell out of mouthy toddlers, but Instructables has a DIY for Gummy LEGO Bricks; it teaches you everything from making the silicone mold to prepping the gelatin mix.

The Antec Skeleton PC case takes care of ventilation by stripping out most of the walls and slapping a 250mm fan on top; in total, there’s room for 7 expansion slots and 4 drive bays.

If high school bio and anatomy got together, you’d get Emilio Garcia’s Jumping Brains. The limited edition RGB brains are already sold out, but DIY 3″ resin brains are coming soon.

Evil Mad Scientist Laboratories has a DIY for making your own Fraction Adding Machine out of a Rice Krispies Box, glue and tape. It’s based on an actual 1952 calculator.