Brewing up some quantum dots

We’re taking a field trip from the backyard, garage, and basement hacking in order to look in on what research scientists are up to these days. A group from the Johns Hopkins Institute for NanoBioTechnology has been manufacturing quantum dots for use in the medical field. Made up of Cadmium Selenide, this is a nanomaterial that you can think … Read the rest

USB killswitch turns off your home entertainment bling automatically

Finally, the USB port on the back of your television can be tapped for something useful. [Don] is using this add-on device to automatically cut the power to his Ambilight clone. Initially, he got tired of unplugging the power adapter each time he shut off the television, so he added a switch. But laziness overcame him and he decided … Read the rest

Halloween Hacks: Building a dark ride in a garage

Instead of the usual Jack-o-lanterns and creepy Halloween decorations, [Rick Murphy] built a dark ride in his garage a few years ago.

In case you’ve never been fortunate enough to see one in person, a dark ride is a track-based haunted house meant to be experienced on a small cart. Usually featuring sound, light, and animatronic displays, dark rides can … Read the rest

Wireless hackerspace music control

skipbutton_bitlair.nl

The crew at the Netherlands-based Bitlair hackerspace love their music, and have set up a digital jukebox for their workshop using mpd and fookebox. One problem that you run into with a bunch of different people working in one place is that everyone has their own distinct taste in music. The rhythmic “wub wub wub” of Dubstep might be … Read the rest

Vintage camera retrofit perfect for trolling strangers

vintage_camera_retrofit

[John] likes making things out of unusual junk, and decided to build something for the sole purpose of trolling others. He thought it would be funny to stuff a new digital camera into the body of an old, obsolete camera, just to see how people would react to it.

He considered several different cameras, including a bulky old Polaroid, eventually … Read the rest

Building a better clock to drive you insane

[Simon] came up with an improved version of Lord Vetinari’s clock that begs to be installed in waiting rooms around the world.

Last week, we were introduced to a real-life Vetinari Clock that keeps regular time but ticks at irregular intervals. It’s a great way to turn someone’s mind into porridge, but the original build broke after a few weeks … Read the rest

Remote-controlled VMUSIC2 audio player

ir_controlled_vmusic2_audio_player

[Ron] was looking for a way to play his MP3s around the house without having to use his computer. He also wanted the ability to remotely control his tunes with an old camcorder remote he had sitting around – not exactly a feature you would find in an off the shelf personal audio player.

Ultimately, he decided to construct his … Read the rest