251
Tracking a 155mm shell at 7,500 frames per second with a @SpecialisedIma1 Tracker2.
252
Contra-rotating propellers on the propfans of an Antonov An-70 aircraft in slow motion.
253
Drawing a rainbow with a Williams Fire and Hazard Control Ranger nozzle.
255
Changing shifts at the Lighthouse of Kereon. The lighthouse was automated in 2004.
256
CNC machining colored plywood by @DomRiccobene.
257
Halo-gravity traction is a technique to gently straighten the spine of children with severe scoliosis.
258
The Royal Navy testing the Daedalus Mark I jet suit by Gravity Industries.
260
A Liebherr LR13000 lifting a Liebherr LR11350 lifting a Liebherr LR1350/1 lifting a Liebherr LTR1100 lifting a toy crane.
261
Ampelmann E-02 motion compensated gangway transporting workers between a ship and an offshore wind turbine.
262
Wolfgang Siess hang gliding near Interlaken, Switzerland.
263
Opening high voltage isolators under load on a transmission tower.
265
Kriss Kross razor sharpener by Rhodes Manufacturing Company.
269
Windows that automatically tint when passing residences, on a Bombardier INNOVIA APM100 operated by Singapore Light Rapid Transit.
270
Grinding a rose quartz ball for a kugel fountain.
272
A full-scale Gundam model at the Gundam Factory amusement park in Yokohama.
273
PSA: please do not get close to fire retardant drops, it is very dangerous! Video by @CAL_FIRE
274
A DC-10 operated by @Ten_Tanker drops fire retardant on the Almeda fire in Talent, Oregon.
275
VMECA Magic Grippers handling packaged food.
Amazing feats of engineering. Tweeted by @kane and root.vc.