An average teaspoon of ocean water contains five million bacteria and fifty million viruses – and yet we are just starting to discover how these "invisible engineers" control our ocean's chemistry. At TEDxMonterey, Melissa Garren sheds light on marine microbes that provide half the oxygen we breathe, maintain underwater ecosystems, and demonstrate surprising hunting skills. (Apologies for the small audio glitches in this video.)
(Filmed at TEDxMonterey.)
The revolution that made music more marketable, more personal and easier to pirate began ... at the dawn of the nineteenth-century. At TEDxSMU, José Bowen outlines how new printing technology and an improved piano gave rise to the first music industry and influenced a generation of composers.
(Filmed at TEDxSMU.)