703
Retractable seating at the Cornell University College of Architecture, Art, and Planning.
704
The Häfla Hammerforge is over 300 years old and still operational.
705
A paper jogger aligns stacks of paper by vibrating them.
706
A Boston Dynamics SpotMini with an arm opens a door for another SpotMini.
707
Melting plastic in acetone vapors over 40 hours.
709
Gummy candy kit by the Japanese Kracie Popin' Cookin'.
710
Intermeshing counter rotating rotors of the Kaman K-max helicopter in slow motion.
711
Happy Friday. This knife-wielding robot tentacle by @manspaceouta is difficult to turn off.
712
Loading raw cotton with advanced technique.
713
Turning the Place Over, by sculptor Richard Wilson.
714
The importance of airbag timing demonstrated by a Honda video.
715
Automatic coat hanger machine by Rudolf Grauer AG.
716
The IBM Selectric typewriter had a rotating and pivoting typing element that could be swapped for different fonts.
718
Polyethylene oxide is self-pouring due to its long polymers.
719
French tattoo artist JC Sheitan Tenet has a specialized prosthetic arm tattoo gun.
721
Back from vacation!
A dog experiences zero-G in a diving airplane.
722
"La Mécanique du l’Histoire", a performance art piece at Panthéon of Paris by Yoann Bourgeois.
723
An oil slick at the 2017 French MotoGP caused a 13 bike crash. Amazingly no one was hurt.
724
A trichroic beam splitter separates white light into red, green, and blue light.
725
Coca Cola Japan's special edition bottle for Christmas 2016.
Amazing feats of engineering. Tweeted by @kane and root.vc.