It has been brought to my attention that the recently published piece "Fact or Fiction: Tardigrades" contains an error. In the first sentence of the first section (not an ideal place for an error), I incorrectly state that "tardigrades are able to withstand 5,000 gamma rays of radiation."
Oops.
For a remarkably comprehensive explanation of why this is incorrect, please see the email I received from scientist-to-be Florent Dellanoy, reposted with permission below: