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The Rise and Fall of 3M’s Floppy Disk

Cars That Think

military during the war, and the company revisited the idea immediately after. I bought them from a junk store, and maybe paid $2 for them. One strange element of the Tartan track story is the fact that the original formulation used mercury, making it much more dangerous than it needed to be. The invention was used by the U.S.

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Generating Power on Earth From the Coldness of Deep Space

Cars That Think

Thermodynamics on Earth and in space Before we tell you about those ideas and prototypes, you need to understand the role radiation plays in maintaining Earth’s energy balance. The idea of using such a wavelength-selective emitter for radiative cooling dates back to the pioneering work of Claes-Göran Granqvist and collaborators in the 1980s.

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