Del Genio studied more than 3, 000 individual cloud "snapshots" collected between 1994 and 1997 at the Department of Energy's Atmospheric Radiation Measurement Southern Great Plains field station.

CNN: Clouds' role in global warming studied

Allied with purpose, measurement can open a whole new field of play.

FORBES: Measure with a Purpose

By adding Obvius to its list of offerings, Leviton is staking out its position as single-source provider of measurement and verification solutions in the field of lighting and energy management solutions, which include smart metering, energy data information, load management and LEED rating achievement.

FORBES: Leviton Buys Energy-IT Start-Up Obvius

The most persuasive evidence that Voyager 1 has crossed the termination shock is its measurement of a sudden increase in the strength of the magnetic field carried by the solar wind, combined with an inferred decrease in its speed.

BBC: Voyager impression (Nasa)

Counting up wins in a season relative to the competition (how balanced was the league in each season?) yielded us a G-Score, as in "greatness, " a standard deviation measurement that shows the degree to which a team stood out among the field in a given year.

FORBES: The Greatest Sports Teams Of All Time