Caption A new map of the thickness of Mars' crust shows less variation between thicker regions (red) and thinner regions (blue), compared to earlier mapping. This view is centered on Valles ...

For geologists, a continent is a large area of thick continental crust composed of granite ... Range province covering much of the Western United States and northwestern Mexico today.

The key to ensuring your pie crust hits all the right notes lies in making sure it is neither too thick nor too thin. Too ...