Cyclorotor(en.wikipedia.org)
18 points by uijl | 0 comments
First screen, captured .
Looks similar
Artificio de Juanelo(en.wikipedia.org)
86 points by benbreen | 10 comments
Connes Embedding Problem(en.wikipedia.org)
19 points by jerlendds | 1 comments
Yakhchāl(en.wikipedia.org)
75 points by thunderbong | 4 comments
Crookes Radiometer(en.wikipedia.org)
68 points by niklasbuschmann | 20 comments
