weapons of mass destruction

Arts, Culture & Media

Carbon dating forensics

Researchers in Sweden have come up with a technique to use radioactive carbon in the atmosphere, to figure out the age of unidentified dead bodies. The scientists measure levels of carbon-14 in teeth. The World's David Baron has the story.

Politics

Clinton in Russia for talks

Hillary Clinton met with her Russian counterpart Sergei Lavrov in Moscow. At a joint news conference, the two said that there has been considerable progress to reduce their nuclear arsenals. The World's Matthew Bell takes a closer look.

Politics

US missiles and Iran

The Pentagon says it's expanding land and sea-based missile defense systems in and around the Persian Gulf. The moves are intended to counter what the U-S considers a growing missile threat from Iran. The World's Matthew Bell reports.

Politics

Israel's nuclear ambiguity

One leader who's not at the nuclear summit in Washington is the Israeli prime minister, Benjamin Netanyahu. The World's Matthew Bell reports on how Israel's policy of nuclear ambiguity works.