Nino is busy ... with an Easter egg hunt! No sooner does he find one than he wants to eat it ... But if he does that, Ariane warns, he pretty soon won't have any left ... and that's what's happening with oil. We're consuming it so fast, supplies could run out by the end of this century. So why is everyone in pursuit of this "black gold"? Ariane explains what it's used for, how the "oil rush" started, and who the key players were in its history—a relatively short history that rapidly changed the world!