Imagine what they could do with the scent of beer...

It seems humans - or at least college students - can follow a scent trail.

By studying blindfolded college students who crawled through grass to sniff out a chocolate-scented trail, scientists found evidence of a human smelling ability that experts thought was impossible. [More]

Meanwhile we can't smell ourselves, since our brains respond to changes in stimuli - not constants. (Thank goodness!)

In fact, there are a lot of smell myths. But my favorite "olfact" is this one:

And symmetrical men smell better.

Borrowing sweaty undershirts from a variety of men, Thornhill offered the shirts to the noses of women, asking for their impressions of the scents. Hands down, the women found the scent of a symmetrical man to be more attractive and desirable, especially if the woman was menstruating. [More]

I'm not smelly, I'm lopsided.

What a relief