spectrum.ieee.org/automaton/robotics/humanoids/the-uncanny-valley
This article goes much more in depth on uncanny valley for those who are interested. The comments are equally interesting.

spectrum.ieee.org/automaton/robotics/humanoids/an-uncanny-mind-masahiro-mori-on-the-uncanny-valley
This is an interview with Masahiro Mori, the japanese researcher who published the paper coining the term uncanny valley. It took 40 years for it to gain any attention, he speaks about this and more in the interview. The paper was originally called “The Uncanny Valley” and was published in a 1970 issue of ‘Energy,’ a japanese robotics publication.