Nuclear Biological

A heart-pumping exploration of the biggest explosions in history, from the Big Bang to mysterious activity on Earth and everything in between The overwhelming majority of celestial space is inactive and will remain forever unruffled. Similarly, more than 90 percent of the universe's 70 billion...

On a tranquil summer night in July 2012, a trio of elderly peace activists infiltrated the Y-12 National Security Complex in Oak Ridge, Tennessee. Nicknamed the "Fort Knox of Uranium", Y-12 was reputedly one of the most secure nuclear weapons facilities in the world, a bastion of warhead parts that harbored hundreds of metric tons of highly enriched uranium - enough to power thousands of nuclear bombs. The activists - a house painter, a Vietnam war veteran, and an 82-year-old Catholic nun - penetrated the complex's exterior with alarming ease.