By adding cobalt and phosphates to water and passing a mild current through the solution with a glass electrode, Matthew Kanan and Daniel Nocera of the Massachusetts Institute of Technology (MIT) were able to break water apart and force oxygen to bubble to the surface.

ECONOMIST: Looking to leaves for a way to store solar power after sunset

For instance, the dot-com bubble eventually reached a point where day-trading retail investors became a dominant force, creating incentives for venture capitalists, underwriters and fund managers to jump on the bandwagon, hoping to hop off before the bubble burst.

FORBES: Magazine Article

During the dot-com bubble and the recent credit expansion, market institutions that normally acted as a corrective force were giving in to the frenzy instead.

FORBES: Magazine Article

Obama also discussed the "life in the bubble, " musing over how Secret Service agents would not let him walk 750 yards from Air Force One to the Costa Mesa fairgrounds, where some of the day's activities were to take place.

CNN: Obama mixes politics, comedy on 'Tonight Show'