He said that 21st century national security could "not be delivered solely from the barrel of a gun".

BBC: TEDGlobal: Net opens up era of radical openness

He made the case for parents as the key to giving children a sense of self-esteem beyond the barrel of a gun.

WSJ: Juan Williams: Race and the Gun Debate

Unlike titles like Halo or Call of Duty which have players aiming down the barrel of a gun, in strategy games you control entire massive armies at once from on high.

FORBES: CNN Picks Their Game to Blame: Starcraft?

Any electron passing along such a wire should be able to travel ballistically (that is, without being slowed down by bumping into any atoms in the wire, just as a bullet travels down the barrel of a gun).

ECONOMIST: Spintronics

Viewers and readers were intrigued by the shots of the outdoorswoman with her eyes squinting fixed along a gun barrel, the thought of a vice president who had once been a beauty queen.

CNN: Europe mocks 'half-baked Alaskan' Palin

Hopefully you had your Campbell's Chunky Fully Loaded Beef Stew this morning, because it takes a Man to look down the barrel of the G-Mate Mag Gun and live.

ENGADGET: G-Mate Mag Gun controller for Xbox and PS3 gets FCC approval; we'd like to see them try and stop it