Expats and tourists from the United States come to Costa Rica with a handicap. While most of the rest of the world, including Costa Rica, is using the metric system, the U.S., despite several efforts ...

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...

On Wednesday, when former Rhode Island Gov. Lincoln Chafee announced his bid for the Democratic presidential nomination, his remarks on the occasion contained some of the usual sentiment about the ...