Annual assessment points to critical areas like climate change, non-communicable diseases, regional inequalities.

The world warmed to yet another monthly heat record in January, despite an abnormally chilly United States, a cooling La Niña ...

Late last month, before the rains arrived, USC professor Seth John traveled through foothill neighborhoods devastated by the Eaton Fire, gathering street dust to test for lead. Another USC professor, ...

The world warmed to yet another monthly heat record in January, leaving scientists shocked. It was hoped that the La Niña ...