Already a WLIW21 member? You may have an unactivated WLIW21 Passport member benefit. Check to see.
Clip: Season 42 Episode 11 | 4m 17s
Marine biologist Laetitia Plaisance investigates species diversity in two coral reefs and receives some sobering news.
Aired: 05/26/15
National corporate funding for NOVA is provided by Draper. Major funding for NOVA is provided by the David H. Koch Fund for Science, the Corporation for Public Broadcasting and PBS viewers.
A unique coral reef in Papua New Guinea shows what the future may hold as oceans acidify.
Retrace the thought experiments that inspired his theory on the nature of reality.
How has the land shaped our lives, from the arrival of the first Americans to today?
How did massive volcanic eruptions, inland seas, and land bridges pave the way for life?
Experience the colossal geologic forces that shaped our continent over 3 billion years.
An astonishing find could solve the mystery of Sir John Franklin’s lost expedition.
Deep in a South African cave, an astounding discovery reveals clues to what made us human.
A team attempts to build the flood boat using inscriptions from an ancient clay tablet.
A sunken German U-boat off the coast of New Orleans tells the story of Operation Drumbeat.
A team of 500 engineers and divers struggle to raise the Costa Concordia cruise ship.
