Don't Panic Geocast

This week we re-visit one of our favorite shows while everyone is outside or in their turkey food-coma here in the US. We also read some listener mail about last week's episode on earthquake magnitudes!   Time is a very complex subject that you can devote your entire life to. Today we’ll cover a few of the basics and enough to get your interest up! We’ll see that it’s difficult to know what a second is and how long relative times are, but absolute time is even messier! We also discuss dried coffee and tetris! Importance of Time (and why it’s on a geology show) It synchronizes the world and our human interactions (need minutes - hours accuracy generally) It allows us to talk about events in a common coordinate system Allows synchronization of scientific measurements and comparison of data sources. This is really important for seismometers for EQ location! Let’s us use GPS! 1 billionth of a second (nano second) error in 1 GPS satellite, GPS receiver is +/- 1 ft to satellite, which is 2–3 feet on Earth. Early