SF parentsfromPsychology Today2 months agoFrom Fate to Destiny: Finding Donor RelativesDonor-conceived people often feel powerless about their family history and can find connections through registries and DNA testing.
OMG sciencefromwww.nytimes.com11 months agoThe Last Stand of the Woolly MammothsMammoths survived on Wrangel Island for thousands of years, founded by a small herd but ultimately went extinct due to genetic disorders and inbreeding risks.