651
An anvil floating in mercury, by @theCodyReeder.
652
A parachuter riding a wingsuiter, by @jebcorliss.
653
US Air Force's Aerospace Medical Laboratories testing cat reflexes during free fall in 1947.
654
It's Friday! Hitting a block of jello with a tennis racquet.
655
Freestyle helicopter with @bobburnquist
656
The Land Crawler eXXtreme by @VgbdWrks.
657
The Ball Pool BBW2015 can clean over 10,000 balls an hour.
658
Jakub Kornfeil jumps over Enea Bastiannini's crash at the Moto3 French Grand Prix.
659
Shaking pollen loose with a backhoe, by Jennifer Henderson.
660
A click farm for faking app reviews. twitter.com/EnglishRussia1…
661
Filming s’mores.
662
Cleaning solar panels.
663
Applying spray foam insulation.
664
Trimming olive trees with an AFRON Dual Boom Hedger.
665
A LEGO paper airplane machine by Hknssn.
666
Tool for installing doll eyes.
667
The SawStop table saw slams an aluminum brake into the saw blade when a finger (or hot dog) contacts the blade, stopping the saw.
668
Making pretzels.
669
A bug rollercoaster at Les Machines de l'île in Nantes, France.
670
A cutaway Schlage tumbler lock.
671
Slicing ice with a bandsaw.
672
A Vogel combine and a Crop Shuttle 3600 harvesting cucumbers in Central Wisconsin.
673
KoolForm embossing stamp for making concrete look like stone.
674
Linemen in Faraday suits inspect high voltage power lines.
675
Transplanting seedlings with a Paperpot Transplanter.