https://www.smithsonianmag.com/science-nature/after-six-year-sojourn-space-freeze-dried-mice-sperm-produce-healthy-pups-180978061/?utm_source=smithsoniandaily&utm_medium=email&utm_campaign=20210706-daily-responsive&spMailingID=45260025&spUserID=OTE5NDcwNzM1NjY3S0&spJobID=2041720839&spReportId=MjA0MTcyMDgzOQS2