It’s easy to get swept up in the hype about artificial intelligence tutors. But the evidence so far suggests caution. Some studies have found that chatbot tutors can backfire because students lean on ...

MILAN -- Handle with care. That's the message from gold medalist Breezy Johnson at the Milan Cortina Winter Olympics after she and other athletes found their medals broke within hours. Olympic ...

Put out the fire or stop the person's contact with hot liquid, steam, or other material. Help the person "stop, drop, and roll" to smother flames. Remove smoldering material from the person. Remove ...