A seven-page document, mailed by an elusive figure, has set off a court battle over the estate of Tony Hsieh, the former chief executive of Zappos.

A Dutch psychiatrist gave lethal injections to patients with mental suffering, some of them teenagers. Does that make him a ...

Things are changing fast, and a lot of that has to do with new medical technology. As we head into 2026, some really interesting developments are popping up that could change how we do things. We’re ...