Alexa and the Wayback Machine let you snoop for scoops

What did BC Blue report about the last federal election?

When did Bears Rant start posting?

Does smalldeadanimals have more US than Canadian readers?

What got Dr Roy blogging at peak volume last September and October?

How popular is the Prince Arthur Herald?

Alexa.com tracks all the blogs and websites in the world and lets you see a lot for free. Click on "Details" for more and scroll down to the second last section to click on “How did …. Look in the past?” to see the Wayback Machine. It's calendar lets you see how much was happening when, and you can click through to any date they recorded and scroll around to see what else was happening.