Clad in timber and topped with soaring sails, a full-size replica of Christopher Columbus’ 15th-century flagship has moored ...

A replica of the flagship of Christopher Columbus’s fleet during his 1492 voyage opens its gangways to visitors in London.

Almost three-quarters of the world's coral reefs are thought to be deteriorating as a consequence of environmental stress. Until now, it has been possible to evaluate reef health only by field ...