Inventions are new, unique, and useful creations or solutions to problems that have been developed through the process of invention. Inventions can exist tangibly, such as machines, devices, or products, or intangibly, ...

El programa está dedicado a Simone Dinnerstein, una pianista estadounidense. Vive en Brooklyn, Nueva York con su esposo, hijo y perro, a menos de una milla del hospital en el que nació. Simone Dinnerstein llamó la atención ...

In this class, we talk about great scientific, artistic, technological contributions around the world and how they have change our lives.

Inventions have been the technological advances of mankind. There are inventions of all kinds, some of which have lasted hundreds of years or even longer, preserving their essence. For example, the pipe as a means of ...

Objeto centrado en el vocabulario y las expresiones relacionados a la tecnología, inventos, objetos, descubrimientos, historia y productos icónicos en el mundo. This learning object is focused on the vocabulary and expressions ...

Costa Rica’s Civil War of 1948 divided up Costa Ricans for several decades. This division depended a lot on opposite visions of the past that scholars have failed to analyze and document. This essay confronts official ...