A new report compares the Environmental Protection Agency's productivity during the presidencies of Donald Trump, Barack Obama, George W. Bush, and Bill Clinton.
An old human radius bone from a cave in the U.K. has both tooth marks and engravings, suggesting that cannibalism may have been part of an early funeral ritual.
It can take years for a tropical forest to return to its previous levels of photosynthesis and growth, and, as the frequency and severity of droughts increases, they may soon outpace the region's ability to recover entirely.
A sense of support from principals and other higher-ups boosts retention for non-white teachers at schools with largely white staffs, new research finds.