These two inventions have helped create a world where ... constant spread of information is essential as we explore the most important innovations of the last 30 years.

Fran interviews inventors about the importance of producing prototypes and developing their designs. Testing inventions. videoTesting inventions Fran meets inventor Yusuf Muhammad who discusses ...

The Rainbow Bridge built in the NOVA program "China Bridge" is just one of many important inventions that appeared during China's impressive Song Dynasty (A.D. 960-1280). This vibrant period in ...

For an invention so world-changing as the wheel, scholars know surprisingly little about its origin story—but there is no ...