In any case, it overburdened the system, causing a cascade of failures.

ECONOMIST: India��s electricity problems: An area of darkness | The

You can see how that kind of system might be vulnerable to a cascade.

BBC: UK 'can cope with solar superstorm'

The drug works higher up the chemical cascade and allows the brain's built-in regulatory system to release the proper amount of acetylcholine.

FORBES: The Nicotine Cure

Previously code-named "Cascade, " the Cray XC30 supercomputer is the Company's most-advanced high performance computing system ever built.

ENGADGET: Cray unleashes 100 petaflop XC30 supercomputer with up to a million Intel Xeon cores