Astronomers measure the mass of the Milky Way by calculating how hard it is to escape The Manta Ray: How America's Futuristic Underwater Drone will Change Warfare.

What all such brushes have in common, however, is their flexibility. It is this feature more than any other that allows the calligraphic line to be so fluid and expressive. The ink employed in ...

The key to mastering any calligraphy style, including African scripts, is to practice the basic techniques until they become ...