worst

What was the worst year to be alive on planet Earth? We make the case for 536 AD, which set off a cascade of catastrophes that is almost too horrible to imagine…

Cass Sunstein of the University of Chicago talks about the ideas in his latest book, Worst-Case Scenarios. How should individuals and societies cope with low-pr…

Six months after Karen Aiach’s daughter Ornella was born, she was diagnosed with Sanfilippo syndrome, a rare genetic disorder. Doctors told Karen her daughter w…