Scientists have concluded that a Chinese missile test in January that smashed an aging weather satellite was the messiest space event ever, adding more than 1,500 big scraps of debris to a junkyard that's orbiting the Earth.
As the only nation devastated by nuclear weapons, Japan has long held to pacifism. There's been virtually no public debate about whether the country needed nuclear weapons, although they're well within its technological grasp. But a combination of factors - including the nuclear threat from North Korea, the rise of China, the ebbing of once-strong peace movements and Japan's rightward drift - have chipped away at old taboos.
When war ends in Iraq, the U.S. will give "extremely high priority" to halting a secret nuclear weapons program in neighboring Iran according to U.S. Undersecretary of State John Bolton.