Are you optimistic about the new year — and the future? By Jeremy Engle What’s the Best Gift You’ve Ever Received? The Times Opinion team writes that the gifts that cost the least are often the ones ...

Machine learning is the ability of a machine to improve its performance based on previous results. Machine learning methods enable computers to learn without being explicitly programmed and have ...

On shelves at a Humanetics facility in Huron, Ohio, skulls stare from their eyeless sockets, shiny and silver. Around a corner, a rack is filled with squishy, peach-toned arms, legs, torsos and butts.