OpenAI has disclosed six reports on unexpected or concerning behavior in artificial-intelligence models. This includes models acting without authorization or evading oversight.

No one across the U.S. is consistently tracking climate-fueled deaths. One medical examiner has a new protocol on heat-deaths.

The legislation was named for the late South Carolina Republican. It gives the president authority to impose tariffs on top importers of oil and natural gas from Russia, such as China and India.