Russia is talking with the US and Europe on plans to create a manned research base on the moon, the head of the Russian space agency Roscosmos said Thursday. Roscosmos is discussing the possibilities for a permanent moon base with officials from NASA and the European Space Agency, the agency's chief, Vladimir Popovkin said. "We don't want man to just step on the moon," Popovkin told Vesti FM radio station, according to the Ria Novosti news agency. "Today, we know enough about it, we know that there is water in its polar areas ... we are now discussing how to...