The Justice Department says cities and states risk legal action if they fail to comply with federal immigration law. Democratic leaders are pushing back, saying their policies break no laws.

Organizers behind the Correct The Map campaign say the Mercator map's shrinking of Africa minimizes the continent's global influence — and is just plain inaccurate.

There are "blood," "super" and "blue" moons, and then there's the "black" moon. The "black moon," a rare phenomenon that occurs during a new moon phase of the lunar cycle, will occur this weekend. But ...