526
The Bumper Buddy halo harness by Jordan Berg helps his blind dog Buddy navigate.
529
Optical illusion of an arrow that only points right, by Kokichi Sugihara of Meiji University and demonstrated by instagram.com/physicsfun/
530
Flexible borosilicate wine glass by Matt Eskuche.
531
Rolling a ball made out of 1 million LEGO pieces.
532
Firing a cannonball at 50mph out the back of a truck traveling 50mph (by @MythBusters)
533
Longest carbon nanotubes, grown at Waseda University.
534
Demonstrations of robotic-assisted surgery.
535
The USSR used a 30 kiloton nuclear bomb to extinguish an oil well fire at the Urta-Bulak gas field in 1966.
536
Boat hulls produce bow pressure waves as they advance, which dolphins take advantage of by "bow riding".
537
The 5 Waves prototype by @Surf_Lakes generates waves for surfing in controlled environments.
538
Excavator scrap magnet moving metal scrap.
539
Self-leveling pool table on a cruise ship.
540
Harvesting cherries with an AGROSIF tree shaker and Fendt 210F Vario tractor.
541
A hammerhead crane leased by Morrow Equipment Company lifts itself.
543
Dietzgen Model 932S dotted line tool, via @masgrimes.
544
Filming a burger commercial with a robotic arm 🍔
545
A vintage Barco Pegson Rammer for compacting soil.
546
SnPC BMM 300-310 brick making machine can extrude up to 12,000 bricks per hour.
547
SpaceX Starship transported on a Fagioli heavy lift transport vehicle, via @austinbarnard45.
548
Linemen in Faraday suits inspect high voltage power lines.
550
Vantablack is the blackest known substance. It absorbs up to 99.965% of visible light, hiding textures.
Amazing feats of engineering. Tweeted by @kane and root.vc.