As most of the world practices social distancing, the Dutch are trying a different strategy to protect the vulnerable from the coronavirus: They’re aiming for so-called “herd immunity,” or what happens when enough people have survived the illness to effectively…

Back in 2013, a little-known genetics company in Iceland made international headlines when it developed the Islendiga-App (App of Icelanders”), an app that would alert users if they were related to one another. The idea was to prevent accidental incest…