1. Big Bang Machine
Aired: Sep 10, 2014 CERN scientists prepare to restart the Large Hadron Collider, the largest and...
2. Sunken Ship Rescue
Aired: Sep 24, 2014 The effort to salvage the Costa Concordia cruise ship, which ran aground and ...
3. Sinkholes-Buried Alive
Aired: Oct 8, 2014 Sinkholes are examined. The collapses can be gradual or sudden; and occur whe...
4. Colosseum: Roman Death Trap
Aired: Oct 8, 2014 Archaeologists and engineers employ ancient Roman techniques to build an elev...
5. Petra: Lost City of Stone
Aired: Oct 22, 2014 A look at the ancient city of Petra in Jordan, which was carved from stone an...
6. Hagia Sophia: Istanbul's Mystery
Aired: Oct 29, 2014 Architects and engineers investigate the secrets behind Istanbul's Hagia Soph...
7. The Great Math Mystery
Aired: Nov 5, 2014 An exploration of mathematics, including where it comes from and why it expla...
8. Invisible Universe Revealed
Aired: Nov 12, 2014 The story of the Hubble Space Telescope, which was launched into orbit in 199...
9. Nazi Attack on America
Aired: Nov 19, 2014 The wreckage of WWII-era German submarine U-166, which sank in the Gulf of Me...
10. Lethal Seas
Aired: Dec 3, 2014 How carbon emissions are impacting the world's oceans. Included: a coral gard...
11. Chasing Pluto
Aired: Jan 14, 2015 NOVA captures New Horizons' historic flyby of Pluto, the culmination of the s...
12. Nuclear Meltdown Disaster
Aired: Jan 21, 2015 Four years after one of history's worst nuclear accidents, NOVA reveals the m...
13. Dawn of Humanity
Aired: Jan 28, 2015 Deep in a South African cave, an astounding discovery reveals clues to what m...
14. Arctic Ghost Ship
Aired: Feb 11, 2015 160 years ago, the Franklin Expedition to chart the Northwest Passage vanishe...
15. Secrets of Noah's Ark
Aired: Feb 18, 2015 A new version of the biblical flood story includes instructions for assemblin...
16. Cyberwar Threat
Aired: Feb 25, 2015 Cyber weapons have the ability to inflict physical damage on factories, power...
17. Animal Mummies
Aired: Apr 15, 2015 Animal mummies from the Egyptian catacombs are examined. Also discussed, the ...
18. Making North America: Origins
Aired: Apr 22, 2015 The shaping of North America, including palm trees that once thrived in Alask...
19. Making North America: Life
Aired: May 6, 2015 How life emerged in North America; and why the continent was home to many ico...
20. Making North America: Human
Aired: May 13, 2015 The influence of geology on the human occupation of North America is described.
21. Inside Einstein's Mind
Aired: Jul 15, 2015 An examination of how Albert Einstein developed the theory of general relativ...
22. Nuclear Meltdown Disaster
Aired: Jul 29, 2015 Four years after one of history's worst nuclear accidents, NOVA reveals the m...