The embarrassing arrest of a suspected CIA officer in Moscow is the latest reminder that, even after the Cold War, the U.S. and Russia are engaged in an espionage battle with secret tactics, spying devices and training that sometimes isn't enough to avoid being caught.
Russian state television aired footage Wednesday from Russia's security services claiming that another alleged American spy was expelled earlier this year.
Russia on Saturday banned 18 Americans from entering the country in response to Washington imposing sanctions on 18 Russians for alleged human rights violations.
A top Russian diplomat says the United States' cancellation of a critical part of its European missile defence system plan doesn't mollify Moscow's opposition.
Russian President Vladimir Putin told the country's top brass on Wednesday to drastically upgrade the armed forces in the next few years as part of response to attempts by the United States and NATO to 'tip the strategic balance' in the world.
Sea Launch AG says a U.S. communications satellite was lost after a booster rocket carrying it into space failed shortly after its launch from a floating platform in the Pacific.
The Russian navy on Thursday hoisted its flag on a new nuclear powered submarine intended to form a key part of the country's future nuclear deterrent.
President Vladimir Putin says a draft bill banning U.S. adoptions of Russian children is a legitimate response to a new U.S. law that calls for sanctions on Russians deemed to be human rights violators. But he has not committed to signing it.