Skiers, one pair at a time, climb to the top of the slope and await the starter's gong (an 18-inch saw blade suspended from a wooden tripod).

FORBES: Revisionist Skiing

Sometime in the early 1900s, the history of the tool took an odd turn when some unknown resident of the Appalachian Mountains took a fiddle to his saw blade and made music.

FORBES: No. 10 The Saw

Ellie Hudson-Matuszak shuddered when she saw my grocery-store blade grinder.

FORBES: Bean Counters The Last Drop...

The project, part-funded by the UK's Department for Business, Innovation and Skills, saw a full-scale 44m prototype turbine blade fitted at a wind farm in Norfolk.

BBC: 'Stealth' wind turbine deployed

This is hardly the first time we've seen Switchblade -- it's appeared in various Razer keyboards, the original Razer Blade and even a prototype that never saw the light of day.

ENGADGET: Razer Blade review (late 2012)