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Japanese rocket launch fails in blow for space agency

The launch of a Japanese rocket taking satellites into orbit to demonstrate new technologies failed after blast-off on Wednesday because of a positioning problem, the country's space agency said.

A look at how countries go nuclear, and why some do not

In 1993, South Africa announced to a largely surprised world that it had built nuclear weapons in the 1980s, before dismantling its arsenal. For the first time, a country outside of the elite world powers had obtained nuclear ...

Author documents ancient graffiti of North Korea

The elites of premodern Korea carved their names into rocks in the sacred mountains of Kŭmgangsan for much the same reason that today's graffiti taggers wield cans of spray paint: reputation and control.

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