Gravity Matters and Arithmomaniacal Vampires

You may know that your weight fluctuates from day to day, but did you know it fluctuates from place to place on Earth? In fact, it might fluctuate slightly from location to location in your house. Gravitational mass concentrations or mascons are all around us. What the heck are they and what causes them?

You probably think you know all the vampire legends but there’s probably a whole slew of them that you’ve never heard of. Like, did you know they have an irrepressible desire to count? Actually, lots of mythical monsters have been punished with arithmomania among other things. The monkey checks into it!