To avoid trampling historical "World War I trench warfare tunnels" in Belgium...
Season 43 Episode 19: Treasures of the Earth: Metals
History's most important metals and how they advanced civilization.
Apr 13, 2016 TV-PG 53m 8
History's most important metals and how they advanced civilization.
To avoid trampling historical "World War I trench warfare tunnels" in Belgium...
Mineralogist Robert Hazen explores the role that rocks may have played in the...
What happened to a quarter quadrillion krill and what does it mean for some o...
The earthquake that rocked Nepal in April 2015 is examined. Included: why it ...
Deep-sea scientists study the undersea world of creatures that flash, sparkle...
An examination of how memory works. Included: research being done by neurosci...
Murdered more than 5,000 years ago, Otzi the Iceman is the oldest human mummy...
Machines with human-like capabilities have long been the stuff of science fic...
They were pioneering warriors, expert seafarers, and colonists of the North A...
10. Can Alzheimer's Be Stopped?
Aired: Jan 6, 2016The work of scientists to determine the cause of Alzheimer's disease is detai...
From Yellowstone to the Yukon, to Southern Africa's elephant highways stretch...
12. Operation Lighthouse Rescue
Aired: Jan 20, 2016Engineers work to save historic Gay Head Lighthouse on Martha's Vineyard, whi...
Historians and engineers investigate how Allied forces conspired to destroy H...
Investigate the psychology of a terrorist and examine how radical organizatio...
How the science of learning may change education for all children.
Scientists are using archaeological and cultural findings to map humans' exod...
Follow an army of engineers and designers as they tackle the complex challeng...
18. Treasures of the Earth: Gems
Aired: Apr 6, 2016This program explains the formation, chemistry, variations and allure of the ...
19. Treasures of the Earth: Metals
Aired: Apr 13, 2016History's most important metals and how they advanced civilization.
20. Treasures of the Earth: Power
Aired: Apr 20, 2016An examination of fossil fuels. Included: modern-day oil prospecting in Calif...
21. Operation Lighthouse Rescue
Aired: May 4, 2016Engineers work to save historic Gay Head Lighthouse on Martha's Vineyard, whi...
Historians and engineers investigate how Allied forces conspired to destroy H...
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