Enormous numbers of marine and land-based plants and animals died, ecosystems collapsed and oceans acidified. What has been less clear, however, is why it got so hot and why “super greenhouse” ...

HONG KONG -- At a monument in memory of a group of anti-Japanese aggression martyrs in Lung Kwu Tan in the western part of ...

Qaeda’s planes tore through New York’s skyline on September 11, 2001, Yemen’s then-Foreign Minister Abubakr al-Qirbi cut ...