Proving a medical invention and deploying it are, of course, two entirely different things.

ECONOMIST: HIV microbicides

The EIA and the USGS were looking at two entirely different things.

FORBES: How Much Gas Is There In The Marcellus Shale?

But for consumers, consistency and differentiation are two entirely different things.

FORBES: The Retail Gasp You Never Heard

Also unique to this HDTV from all others is support for Multi-View, which, with the addition of appropriate 3D glasses (each with their own built-in headphones) lets two people watch two entirely different things on the same screen at once.

ENGADGET: Samsung unveils 55-inch OLED HDTV, really is planning to release it this year

Two albums doing entirely different things The Jellydots crafting power-pop gems with kid-friendly topics, Johnny Bregar reinterpreting preschool classics (mostly) with a bit of funk and style but both providing lots of enjoyment to listeners of all ages.

NPR: Zooglobble Favorite Kids' Albums of 2006