Neverending Fall
Accelerando!
Your Couch May Require Mowing
Non-wussy BBQ
Go Get Those Navel Rings!
That Thing Got a Hemi in it?
Art to Walk On
You Know You Want Your Own Picosatellite
The More Things Change
Robot Weblogs
more...
21 feet long, four M-class engines, with an R2 unit built in. Behold, a (possibly) flying X-WIng!

Since it has four motors, and getting four motors to light simultaneously is hard, it is really likely to pinwheel madly. As long as they get video, we don't care.
Update: Yes, it went boom, and yes, there's a video.
Update 2: Someone did a nice job showing the real story.