How does Spidey do it?

[kestrell]

Okay, this is actually about how spider walk up walls and even upside down, because I know you mad scientists and supervill--I mean, superheros want to know this kind of science stuff. Note that after the article there is also a link to another article about how geckos climb--is there a superhero named The Gecko? It seems as if there should be.
https://scitechdaily.com/weird-spider-hair-discovery-may-inspire-powerful-yet-reversible-adhesives/