1972 Soviet postage stamp commemorating the Mars 2 probe

worth a read

Mars For The Rest of Us — a weekly-or-more deep dive on the technical side of Mars exploration: rocket propulsion, microbiology, mission architecture, and everything in between. Written by Maciej Ceglowski.

Read it on Substack

Oooomp-acity

I’ve been reading a few books about the US electrical code and such. Here’s a short quiz:
Volt – Voltage
Ohm – Ohmage
Amp(ere) – ???
I used to say Amperage (and the dictionary shows that I am correct), but most books call it Ampacity. Why not Voltacity or Ohmmacity? I have no idea.

1972 Soviet postage stamp commemorating the Mars 2 probe

worth a read

Mars For The Rest of Us — a weekly-or-more deep dive on the technical side of Mars exploration: rocket propulsion, microbiology, mission architecture, and everything in between. Written by Maciej Ceglowski.

Read it on Substack