WGLT-FM: Assorted stories from WGLT-FM : NPR

In this episode first broadcast in September of 2009, Jay and Janet get to the bottom of all that fingerprint evidence in all of those CSI shows on TV.

In this episode first broadcast in September of 2009, Jay and Janet get to the bottom of all that fingerprint evidence in all of those CSI shows on TV.

Cold season isn't finished yet and as you know, you can catch a cold anytime of the year. Listen as Jay and Janet explain what causes the common cold, why it's probably called a "cold" and what you can do to avoid catching a cold.

Infinity can be a difficult concept to grasp, especially when trying to count numbers to get "there." In this episode from October, Jay and Janet and an ISU mathematician help explain a paradox associated with infinity.

Jay and Janet answer a question from a podcast listener about why the earth is tilted. Oh...and how the moon formed. The answers are related.

From the title, you may be able to figure out the minimum number of colors for a map to ensure the same color states or countries don't touch. Jay and Janet share the story of the Four Color Theorem.