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Space & Astronomy
Space exploration and astronomy
Martian Soil Is Deadly. And That's Why It Might Support Life.
*FLASH SALE* Get a limited-time 50% discount on an annual subscription to The Economist at https://www.economist.com/PBS. Sale ends on March 25th, 2026. Discount will return to 35% post sale. The tardigrade—capable of surviving extreme drying, freezing, heat, radiation, the vacuum of space, maybe e...