energy

Check out this new kite/plate/VTOL. it's equal parts huge and amazing. https://www.youtube.com/watch?v=An8vtD1FDqs

Saw this in my manufacturing.net news items: A new drone fueled entirely by clean-burning hydrogen. http://manufacturingminute.manufacturing.net/detail/videos/manufacturing-minute/video/4747451409001 Peter has come up with some great designs and they have been powered by larger and larger...