The "flat and non-rotating" terminology found in NASA papers is a common technique in aerospace engineering to generalize mathematic equations.

In the age of Google Earth, watches that triangulate and cars with built-in GPS, there's something about a globe — a spherical representation of the world in miniature — that somehow endures.

Find a globe in your local library or classroom and try this: Close the eyes, spin it and drop a finger randomly on its curved, glossy surface. In the age of Google Earth, watches that triangulate ...

In the age of Google Earth, watches that triangulate and cars with built-in GPS, there’s something about a globe — a spherical representation of the world in miniature — that somehow endures.

Find a globe in your local library or classroom and try this: Close the eyes, spin it and drop a finger randomly on its curved, glossy surface. In the age of Google Earth, watches that triangulate ...

In the age of Google Earth, watches that triangulate and cars with built-in GPS, there’s something about a globe — a spherical representation of the world in miniature — that somehow endures.

A bespoke globe in the age of Google Earth? London globemaker Peter Bellerby says plenty of people are shelling out big money for orbs as large as 50 inches across. He says his company sells about … ...