LONDON (CNN) -- Amid leaden wintry skies, it may come as a surprise to Londoners but new figures suggest the city has beaten its arch rival, Paris, to become the world's most popular city for tourists.
By Joseph Netto. Barbara Starr and Catherine E. Shoichet/CNN
New details fueled debate Monday over security at the upcoming Winter Olympic Games in Sochi: Wanted posters of a terrorism suspect on the loose, warships at the ready and a video threat from beyond the grave.
Lady Gaga -- the flamboyant and provocative New York-based pop singer -- has been removed from a Chinese government blacklist, allowing her chart-topping new album "ARTPOP" to go on sale legally in China.
Like a groggy traveler after a long, cold night, the European Space Agency's comet-chasing Rosetta spacecraft woke up, warmed up and called home Monday before setting off on the final leg of its journey.
Iran started suspending high levels of uranium enrichment Monday as an interim deal struck with six world powers went into effect, state media reported, making way for more talks and less financial sanctions.
President Barack Obama gave an impassioned speech to Democratic senators gathered at the White House overnight, urging them that new sanctions could damage negotiations with Iran over its nuclear program.
By CNN's Elise Labott, Shirley Henry and Adam Levine
The House Armed Services Committee on Monday released hundreds of pages of transcripts of previously classified testimony about the September 11, 2012, attack on the U.S. diplomatic compound in Benghazi, Libya.
A planned month-long protest intended to force Thailand's Prime Minister from office began Monday with about 50,000 demonstrators laying siege to major intersections in the large and hectic capital city Bangkok.