Secretary of State nominee Marco Rubio outlined what he described as "areas of friction" with Mexico that he will seek to address if confirmed to the post: Trade violations, migration and security at ...

Hidden beneath the rainforest of southern Mexico sit the ruins of a massive ancient Maya settlement. Archaeologists knew of the site since the 1980s but hadn’t tried mapping it — until recently.

The problem is also not wholly new. Since the 1930s, Louisiana has lost over 5,179 square kilometers (2,000 square miles) of land – an area roughly the size of Delaware. However, the situation is ...