Tonight’s top TV
HOW EARTH MADE US: FIRE - ABC1, 8.30pm: This series focuses on each of the earth’s elements and explains how they have shaped human history. Tonight, Professor Iain Stewart heats things up with an in-depth look at fire. HOARDERS - Gem, 8.30pm: Hoarders peeks into the lives of some serious junk accumulators and after making a mockery of them, tries to help. UNDERWORLD - GO!, 9.30pm, AV15+ ( 2003): Kate Beckinsale hangs up the infectious smile of her romantic comedies, opting for a saucy black leather bodysuit in this lively piece of comic-book action.