[http://www.youtube.com/watch?v=HE0HEtHFemQ](Video...  ...r. As the pilot slowly moves up the treeline, the saws cut back the brush.-via Jalopnik

Instructables user sdudley created a frame for his Dremel rotary tool that makes it an effective, if tiny, table saw. He's provided a stencil that you can print out and use as a guide when cutting the wood. Link...

(Video Link) The Z-Saw is a tool that has a little piston built into the handle. As the user pulls back and forth, the piston compresses and then blows a small puff of air at the material that the user is cutting....

Barry Lee built a drag racing car that is powered...  ...racing car that is powered by six Makita circular saws . He entered it into an annual contest in Britain...

(Video Link) This video shows a carpenter at a home building project slicing a 2X4 in two simply by throwing a circular saw blade at it. Don't try this at home. via The Presurfer...