Amigos

Dams change the landscape, providing reservoirs of freshwater and even producing electricity. Discover the engineering behind dams.

Con el título "el arte industrial tardorromano", Aloïs Riegl abordó uno de los periodos más controvertidos de la historia del arte, un periodo considerado durante mucho tiempo como decadencia y falta de capacidad creadora. Riegl mostró de forma rigurosa que el arte tardorromano no es ni una prolongación residual ni un apéndice redundante en el arte romano. Para ello estudió la arquitectura, la escultura, la pintura y el arte industrial del periodo, redactando un texto ya clásico en el transcurso de la historia del arte y en su formación como disciplina científica.

Ser una chica increible significa recurrir a la sonrisa y a la esperanza. Significa tener el coraje para ser tu misma y significa tener metas fabulosas y sueños que te hacen desear las estrellas

Advances in science have changed our world, all thanks to the scientists behind important discoveries. Some of the most important discoveries have come from female scientists, who were as unique for their work as they were for being trailblazers in a male-dominated industry. This text offers a biographical treatment of such important scientists as Marie Curie, Rachel Carson, and Jane Goodall, as well as others who have made it possible for women of the future to have a career in science. Age-appropriate text, fact boxes, historical and modern images, and a comprehensive timeline complete the...