152
Slicing a drop of water with a hydrophobic knife.
153
Intermeshing rotors of the Kaman K-max helicopter.
155
An elliptical pool table by @numberphile will sink a shot from any angle.
160
World's fastest Rubik's cube solver by @Infineon completes in 637 milliseconds.
161
Very precisely cut steel using electrical discharge machining.
167
#tbt shipping Chevys in Vert-A-Pac trains in the 70s.
168
This robot wins Rock Paper Scissors 100% of the time, by the Ishikawa Watanabe Laboratory at University of Tokyo.
170
A Soyuz spacecraft docks with the International Space Station, via @ThingsWork twitter.com/ThingsWork/sta…
172
A wind turbine on fire from overvoltage.
173
Dutch army testing emergency brake of a Leopard tank via @MiroslavYamato
174
A pulse of Cherenkov radiation as electrons accelerate past the speed of light in water in a nuclear reactor.
Amazing feats of engineering. Tweeted by @kane and root.vc.