The new type of memory device that kept working reliably at 700C. That is hotter than molten lava. Hotter than surface of Venus, which has defeated every lander ever sent there, destroying electronics within hours of touchdown. Team built theirs from #tungsten, the metal with the highest melting point of any element, combined with a ceramic called hafnium oxide, and with a layer of graphene at the bottom.
https://www.sciencealert.com/a-new-computer-chip-could-finally-withstand-the-hellscape-of-venus




