275K views · 277 reactions | David Pogue sets out on a worldwide quest to find the key molecules and chemical reactions that have paved the way for human civilization, life, and even the universe as we know it. Stream all three episodes of NOVA l PBS' “Beyond the Elements” now on the PBS Video app. | PBS | Facebook

Uncover the truth behind the first circumnavigation of the earth, the untold stories of prehistoric women, the mystery of the fatal Hindenburg airship crash, and more in the new season of Secrets of the Dead! New episodes begin this Wed at 10 pm on PBS. [VID: Clips from episodes in the new season of Secrets of the Dead. End card reads: "New Season Wed Oct 20th 10/9c." Transcript: On Secrets of the Dead... The 16th century will be the age of discovery. The female was simply forgotten. As an arche