DR. MCCOY'S TRICORDER: Machines Use Odor to Diagnose Disease. Well, almost.

PIERS MORGAN, hypocrite. Do tell.

WILDFIRES are Nature's way of cleaning house. Finally, some common sense is seeping into the collective liberal mind.

Click through to the comments. Frankly, for the Washington Post, I'm surprised to see such a high percentage of readers with sensible comments.

ASTRONAUT gave 'Gravity' advice to Sandra Bullock from space.

EARTH OBSERVATION from a shoebox.

PHOTO: When the media tries to talk about guns. Well, the term 'AR-15' refers to a specification, not a particular weapon, so I suppose it is conceivable that someone could manufacture a shotgun to that specification, but somehow I doubt it's been done....

VIDEOS: Costa Concordia righted 20 months after shipwreck. The time-lapse video is spectacular.

REWRITING HISTORY: textbook guts the Second Amendment. The First Amendment is summarized correctly, if incompletely. The Second Amendment summary is wrong.

(MAL)EDUCATION: Native American tribe calls protesters who destroyed 9/11 memorial on the pretext of defending the Abenaki tribe’s rights ‘disgusting’.