The beads then adsorb to the walls of the microchannels with little control over position or sorting. The resultant microbead-coated channels can be used for targeted molecule detection ...

JUST HOW HARD THEY’VE BEEN HIT AUBREY. TINA BROWN HAS BEEN WITH ART GNO SINCE 1989 SORTING MARDI GRAS BEADS AND TRINKETS IS SOMETHING SHE LOOKS FORWARD TO EVERY YEAR WITHOUT THIS PROGRAM.

In 1939, the Japanese researcher Yositisi Oyama, showed that a rotating drum half-filled with beads of different sizes causes the beads to demix forming into various patterns of segregation.