451
A Neptune Aviation Services BAe-146 drops Phos-Chek to try to contain the Holy Fire. Please check @CAL_FIRE for ways to support the men and women protecting California right now 🙏 via @FOXLA
453
Putting tires on rims with a @KUKA_RoboticsEN arm.
455
A percussionist from the Berliner Philharmoniker plays a hammer during Wagner's "The Ring Without Words" conducted by Lorin Maazel.
457
Valentin Delluc speedriding down the Bossons glacier at night with an LED illuminated wing.
458
Rolina the dairy cow in Habsburg, Switzerland uses a Schurr cow brush.
459
Transporting a megawatt-scale wind turbine blade.
461
Tetsuta Nagashima of Idemitsu Honda Team Asia surfs his Kalex motorcycle as he wipes out at the MotoGP Austrian Grand Prix.
462
Expanding foam packing by mixing polymethylene polyphenyl isocyanate and polyurethane foam resin, by Sealed Air Corporation.
464
A fully mechanical exoskeleton by @skeletonics.
465
A boat with a @seakeeper gyroscopic stabilizer installed (left) versus one without (right).
466
Building an arch with the Arch-Lock system by Lock-Block.
468
Restocking lake trout in Utah with aircraft, via @UtahDWR.
469
A Mud Cat trash skimmer vessel cleaning Baltimore's Inner Harbor.
470
An Erickson S-64 Skycrane dropping on the Shovel Fire in British Columbia, Canada via @collectiveheli.
472
An unmanned Russian Proton-M rocket crashes after its booster engines shut down. The Proton-M does not have a Flight Termination System to self-destruct in air and prevent it from crashing into the ground.
473
Boarding the Tavastland ro-ro cargo ship from the ice in Hailuoto, Finland.
474
Closing the shading umbrellas at Medina Haram Piazza in Saudi Arabia.
475
The BionicOpter robotic dragonfly by Festo.
Amazing feats of engineering. Tweeted by @kane and root.vc.