The New York-Newark-Jersey City region has topped a ranking of the dirtiest major metropolitan areas in the United States, according to a new study. The study, conducted by Oxi Fresh, the carpet ...

TIRANA, Albania — Lightning storms in Albania flooded cities, caused power outages in the capital and led to the death of at least person Thursday, authorities said. Police said a 51-year-old ...

Now digital artist Eric Fischer has taken that data and made a map of 900 million Wi-Fi signals in cities like Chicago, New York City, San Francisco, Tokyo, and London.

EASTERN Mediterranean cities and islands could be engulfed and destroyed by huge tsunamis because dangerous levels of seismic stress are building up — risking underwater mega-quakes ...