Washington DC (SPX) Mar 11, 2019
![](http://www.spxdaily.com/images-bg/tiny-functional-remote-powered-walking-robots-multistep-nanofabrication-technique-bg.jpg)
Researchers have harnessed the latest nanofabrication techniques to create bug-shaped robots that are wirelessly powered, able to walk, able to survive harsh environments and tiny enough to be injected through an ordinary hypodermic needle.
"When I was a kid, I remember looking in a microscope, and seeing all this crazy stuff going on. Now we're building stuff that's active at that size. W