In Dave’s 2021 bestseller, “The Last Thing He Told Me,” newlywed Hannah Hall investigated the sudden disappearance of her husband and his true identity, all while trying to care for her rebellious ...

A tool for spotting pancreatic cancer in routine CT scans has had promising results, one example of how China is racing to apply A.I. to medicine’s tough problems. By Vivian Wang and Andrea Verdelli ...