Daniel von Bargen, a character actor who played Mr. Kruger on Seinfeld, is in critical condition after shooting himself in the head, according to a report on TMZ.
Daniel von Bargen-- who played Mr. Kruger in Seinfeld -- is clinging to life in an Ohio hospital after shooting himself in the head Monday morning in a
Magnetic navigation not really important anymore
Replaced largely by GPS. Which does not use magnetic north or south for positioning. The GPS sat are basically set geometrically as they pass over the ground stations.
I believe the core rotates faster than the mantel.
"The inner core in our simulation initially rotated between 2 and 3 degrees longitude per year faster than the solid mantle and surface"