Andy (אברהם נפתלי) Blumenthal Leadership, Technology, Life, and Faith ✡

(Credit Photo: Andy Blumenthal)

This long train was just mesmerizing. I didn't get the beginning of it.  And I didn't get the end of it.  I think it may just have b...

The Defense Advanced Research Projects Agency (DARPA) has come up with a Reconfigurable Wheel Track (RWT).  The tires can switc...