By Maria Golovnina LONDON | Wed Oct 17, 2012 1:03pm EDT LONDON (Reuters) - The U.N. nuclear chief said on Wednesday that Iran's allegation his agency may have been infiltrated by saboteurs was baseless and voiced concern about "intensive activities" at the Parchin military installation that his in...

By Thomas Grove MOSCOW | Wed Oct 17, 2012 1:00pm EDT MOSCOW (Reuters) - Russian investigators began criminal proceedings against a prominent leader of protests against President Vladimir Putin on Wednesday, saying a documentary on a pro-Kremlin TV channel showed evidence Sergei Udaltsov had plotte...

By Paul Sandle and Mohammed Abbas LONDON | Wed Oct 17, 2012 12:59pm EDT LONDON (Reuters) - David Cameron's friendship with Rupert Murdoch's former British newspaper chief was thrust back into the spotlight on Wednesday when the prime minister refused to answer a question about potentially embarras...

By Basil Katz NEW YORK | Wed Oct 17, 2012 11:23am EDT NEW YORK (Reuters) - A man charged last year in a suspected Iranian-backed plot to kill the Saudi ambassador to Washington was expected to plead guilty on Wednesday to terrorism-related charges, a person familiar with the matter said. U.S. auth...

By Deborah Zabarenko WASHINGTON | Tue Oct 16, 2012 4:22pm EDT WASHINGTON (Reuters) - Computer models have accurately forecast conditions on Mars and are valid predictors of climate change on Earth, U.S. and French astronomers said on Tuesday. These computer programs predicted Martian glaciers and other features on Earth's planetary neighbor, scie...

By Zelie Pollon ROSWELL, New Mexico | Mon Oct 15, 2012 9:23pm EDT ROSWELL, New Mexico (Reuters) - An Austrian daredevil leapt into the stratosphere from a balloon near the edge of space 24 miles above Earth on Sunday and safely landed, setting a record for the highest skydive and breaking the sound barrier in the process. Cheers broke out as Feli...