In the midst of today's global extinction crisis, decisions about conservation should include prioritizing how best to preserve as much of the tree of life as possible. So say researchers who report ...

The world's first ranking of evolutionary distinct birds under threat of extinction has been published by a team of international scientists. These birds include a cave-dwelling bird that is so oily ...

A given polished concrete floor may not be the same as another polished concrete floor. The DOI meter and the ASCC’s Polished Concrete Appearance Chart are a significant step in defining the ...