But whatever their limitations, the tools allow us to examine how words are being used by both the press and the general population, and to measure changes in their popularity and shifts in their meaning.

NPR: 'Talking Right': Why the Left Is Losing, Linguistically

First, 56.2% of federal inmates are categorized as low or minimum security, meaning that, in my mind, they pose minimal security risk to the general public.

FORBES: Here's an Idea To Reduce The Deficit - Release Some Federal Inmates

More than 10 years ago, researchers at Massachusetts General Hospital in Boston and other centers discovered the compound aminolevulinic acid, or ALA, is a photosensitizer, meaning it is activated by certain wavelengths of light.

WSJ: As More Adults Get Acne, New Photodynmic Treatments Use Light

In 2003, managers at General Motors in Canada were forced to rebrand their new Buick LaCrosse after discovering it had a special, embarrassing, meaning in French Canadian slang.

BBC: Kia 'won't sell Provo car in UK'