The Dow had its best day since 2009, gaining nearly 5 percent. But jitters over interest rates, trade tensions and turmoil in Washington have still made December a bruising month in the markets.
Originally envisioned as a method of organization, the hashtag has gone from an obscure idea to an indelible part of our communication landscape.
Cambridge University Press had removed articles about Tibet, Taiwan and Tiananmen Square from its Chinese website at the request of authorities. Days later, the publisher reversed course.