These include talking or making sounds, drawing or painting, dancing, acting, and using symbols. By Emilia Potenza...
History of Communication
Radio development began as “wireless telegraphy”. Later radio history increasingly involves matters of broadcasting. Curated/Reviewed by Matthew...
The rang bells and shouted the words “Oyez, Oyez, Oyez!” before making their announcements. Duties and Functions...
By 3000 BCE, Egypt was using homing pigeons for pigeon post, taking advantage of a singular quality...
During Queen Victoria’s reign Britain was the most powerful trading nation in the world. Introduction Victorian advances...
Since the art of writing was discovered, nearly every form of writing material has been used. By...
Margaret Hamilton, lead Apollo flight software designer, inside the Command Module. / NASA In 1969, the world...