IRA FLATOW, HOST:
Up next, Flora Lichtman is here with our Video Pick of the Week. Hi, Flora.
FLORA LICHTMAN, BYLINE: Hi, Ira.
FLATOW: Now, we've got some digital research on this one. The other - the classic definition of digits, which...
LICHTMAN: The analog digital, your fingers.
FLATOW: Your fingers. That's what it means in Latin or something, right?