Automaton Rover for Extreme Environments (AREE), a NASA proposal to explore Venus using an entirely or largely non-electronic rover.
Jonathan Sauder
Jet Propulsion Laboratory<br><a rel="nofollow" class="external free" href="https://www.nasa.gov/directorates/spacetech/niac/2017_Phase_I_Phase_II/Automaton_Rover_Extreme_Environments">https://www.nasa.gov/directorates/spacetech/niac/2017_Phase_I_Phase_II/Automaton_Rover_Extreme_Environments</a>