How to save a glacier

Glaciers generally move so slowly you can’t see their progress with the naked eye. (Their pace is … glacial.) But these massive bodies of ice do march downhill, with potentially…

How to… delete your 23andMe data

This story was originally published in October 2024. In March 2025, 23andMe filed for bankruptcy and announced its plans to “facilitate a sale process to maximize the value of its…