It's a shame, when I'm at the checkout line, and the cashier holds up my bill to the light, in search for a ghost president, or slashing a yellow marker to see if counterfeit. Even in money we can't b...
In describing a protein it is now common to distinguish the primary, secondary and tertiary structures. The primary structure is simply the order, or sequence, of the amino-acid residues along the pol...
In my own field, x-ray crystallography, we used to work out the structure of minerals by various dodges which we never bothered to write down, we just used them. Then came along to the laboratory, sa...
Mozart's music is like an X-ray of your soul - it shows what is there, and what isn't.