As artificial intelligence alters human connection, Louisa Hall's characters wrestle with whether machines can truly feel. Some "feel they have to stand up for a robot's right to exist," Hall says.

Dr. Ken Murray wrote an essay a decade ago about how the gentler care doctors choose at the end of life stands apart. His work still shapes how some doctors talk to patients about death.

Shark Week is here, and scientists are afraid. Not of the toothy swimmers — but of inaccuracies, bad science and the demonization of animals that aren't as ferocious as Discovery Channel has made out.