Sketchy Fact #113: The War on Mars

The world spends more on military expenses every 13 hours than it cost to send the Curiosity rover to Mars.

Sketchy Fact #112: Spider Stats

Statistically speaking (not in reality), you are always within three feet of a spider. Though spiders are scarce in some places, their insane densities in others (like English pastures - 842 spiders per square meter) more than make up for it.