926
Water in laminar flow (or streamline flow) has no cross-currents, eddies, or swirls.
927
A pilot attempts and fails to engage the boom of a KC135 for an in-flight refueling.
928
Filming a burger commercial with a robotic arm 🍔
929
The motion copy system by Keio University can mimic a calligrapher's movements.
930
Cutting a rubber band ball with a water jet.
935
The Mecanum wheel or Ilon wheel can move a vehicle in any direction.
936
A Barbeto drive changes the direction and reduces the rate of rotation.
939
Ferrofluid clock uses magnetic liquid to tell time.
946
An R-7 rocket jettisons its liquid-fueled boosters.
947
Human-powered helicopter by the University of Maryland.
Amazing feats of engineering. Tweeted by @kane and root.vc.