A cool visual concept. But in every other sense... nope.
Meet the Little Printer. This adorable little guy from design firm BERG is a smartphone-controlled micro printer that can print anything from designs to receipts to to-do lists. It's scheduled for a 2012 release; no word yet on its price or what to do about ink or paper replacements.
Czech glass artist Michal Zahradnik> designed this all-glass steam engine, which he claims is fully operational and can run at 500rpm. Some of his other creations include a model plane and Harley-style motorcycle. All I know is the sound this thing makes is going to haunt my dreams.
Altoid tin alterations are pretty popular among the hacking community, but this one takes it down in size. Using the Altoids Slim tins, Instructables user Joshua Zimmerman put together these bite-sized LED flashlights for under $5. With just a tiny bit of drilling and soldering, you could easily assemble a handful of these in an hour or two.
From the submitter:
So you have a ceiling fan in a room with a cathedral ceiling that needs a light bulb and no ladder available. Using a broom stick, an empty pill bottle, a hair scrunchy, a large chef's knife, and some duct tape you can build Bulb Changing Tool 5000. Simply cut a series 1-1/2" long slits lengthwise starting at the open end of the pill bottle to make a collapseable bulb holder. Wrap the hair scrunchy around the pill bottle to enable a nice grippy action. Punch a hole in the bottom of the pill bottle.