World Nov 05

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America’s nuclear bomb gets a makeover

Greatly reduced since its Cold War heyday, some say the U.S. nuclear arsenal is overdue for an overhaul. The PBS Newshour got exclusive and unprecedented access to labs and facilities across the country to observe how the B-61 nuclear bomb…

World Nov 05

Photos: What an $8B nuclear bomb upgrade looks like

Designing and building nuclear bombs is one of the U.S. government’s most secretive activities. But the PBS NewsHour recently was granted unprecedented access to a number of highly classified facilities, where the world’s most destructive weapons are now being updated…

Nation May 25

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World Leaders Condemn N. Korean Nuclear Test

World leaders on Monday denounced North Korea's reported back-to-back nuclear and missile tests, which President Barack Obama said were a reckless challenge that will only invite more international pressure on the secretive regime.

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