477
KoolForm embossing stamp for making concrete look like stone.
478
Drone pilot Fincky avoids a crash while filming DriftMasters.
480
Trimming foxing tape on a pair of Vans shoes with a hotknife.
481
Crab sweepers invented by Chris Bray prevent cars from running over Christmas Island red crab during migrations.
482
Serenity, a 20 kg remote controlled ornithopter by RC Ornithopter.
484
A roughneck assembles a drill pipe by "throwing chain" to torque sections of pipe together.
485
Building an animatronic apatosaurus for Jurassic World, by @LegacyEffects.
486
Clearing an orchard with a Savannah Model 1720 Mega Stump Plucker.
487
The salmon cannon helps migrating salmon over dams.
489
The largest 3D printed boat by @UMComposites using the largest 3D printer by Ingersoll Machine Tools.
491
Retractable seating at the Cornell University College of Architecture, Art, and Planning.
493
A boat with a @seakeeper gyroscopic stabilizer installed (left) versus one without (right).
494
Haircut robot by Shane Wighton of @stuffmadehere.
496
A helicopter explosively jettisons its main rotor blades before ejecting the crew.
499
Bombardier CL-415 Super Scooper twitter.com/RexChapman/sta…
500
Hardening and oil quenching herringbone gears.
Amazing feats of engineering. Tweeted by @kane and root.vc.