Twenty First Century
- 2011 - Michigan State University builds the first wave disk engine. An internal combustion engine which does away with pistons, crankshafts and valves, and replaces them with a disc-shaped shock wave generator.
Read more about this topic: Timeline Of Heat Engine Technology
Famous quotes containing the words twenty and/or century:
“About twenty years ago
Two girls came in where I worked
A bosomy English rose
And her friend in specs I could talk to.”
—Philip Larkin (1922–1986)
“It is curious to note the old sea-margins of human thought! Each subsiding century reveals some new mystery; we build where monsters used to hide themselves.”
—Henry Wadsworth Longfellow (1807–1882)