Tardigrades survive radiation lethal to most life
Microscopic tardigrades, or water bears, can survive radiation doses up to 5,000 grays, far exceeding lethal levels for most life, even enduring the harshness of space.
Tardigrades, also known as water bears, are microscopic invertebrates famous for enduring extreme conditions. These tiny creatures can withstand up to 5,000 grays of gamma radiation, a dose that would be fatal to nearly all other life forms, including humans who succumb to just 10 grays.
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