This talk by Hugh Herr is from 2014 but mind-boggling in terms of the application of engineering. It even includes some climbing footage! It's also encouraging to see a climber becoming a professor at MIT!
I was about to say "which talk?" but given that I often silently chastise others for lazily saying "got a link to that, mate?" it would have been hypocritical, so....
Lorraine McCall began her attempt today at a continuous, self-powered round of the Grahams, a four-month tour of upland Scotland combining walking and bikepacking. If successful, she'll be the first person that we know of to do it.