The spectrum of light that emerges from such a container will show a series of dark lines interrupting what would be a continuous rainbow.

ECONOMIST: Fundamental physics

The four-hour event ended with everyone holding hands and singing a song with the lyrics "You have to go through a thunderstorm to see a rainbow"--a reference to the dot-com bust and the dark days of the SARS virus scare as Taobao launched in mid-2003.

FORBES: OutFront