Join NOVA and a team of volcanologists looking for an elusive volcanic mega-eruption that plunged the medieval earth into a deep freeze. Investigate the geologic evidence from Greenland all the way to Antarctica to identify the 750-year-old culprit.
On the morning of February 15, 2013, a 7,000-ton asteroid crashed into the Earth’s atmosphere, exploded and fell to earth across a wide swath near the Ural Mountains. The Siberian meteor was captured by digital dashboard cameras, a common fixture in Russian cars and trucks.
This film tells the powerful story of the most destructive invention in human history, outlining how America developed the nuclear bomb, how it changed the world and how it continues to loom large in our lives.
On April 20, 2010, a disastrous explosion took place on the Deepwater Horizon offshore oil-drilling rig in the Gulf of Mexico. After two days ablaze, the Deepwater Horizon sank, causing the largest offshore oil spill in American history.