Gorbachev's Foreign Policy Changed Map of Europe This month marks the 20th anniversary of the collapse of the Soviet Union. It was the foreign policy of Mikhail Gorbachev, the last Soviet leader, that contributed to the demise of the Soviet Union. Mi...
NASA's GRAIL to Map the Moon The U.S. space agency NASA is preparing to launch a new, nearly half-billion dollar lunar mission that will enable scientists to better understand the moon's gravitational field and the lunar interior, from crust to core....