It took 14 years, the modern equivalent of over $400 million, nearly 6,000 kilometers of wire, and the life’s work of three members of the Roebling family to complete. Dig into one of the most epic engineering feats in history: | TED-Ed

Globally, we produce more than a trillion computer chips every year, which means about 20 trillion transistors are built every second. How do we build so many tiny, intricately-connected devices, so incredibly fast? | TED-Ed

Can you use logic to solve the riddle and save yourself from the cursed temple? Find out the answer here: http://t.ted.com/yvRJYLo | TED-Ed

This has been called one of the hardest logic puzzles in the world. Can you solve it? Find out the answer here: http://ow.ly/Ooxta | TED-Ed