This geometry lesson shows that that an inscribed angle is half of a central angle that subtends the same arc. [Geometry playlist: Lesson 24 of 31]
In this video Robert Storr talks about Gerhard Richter's painting "September".
In this video Robert Storr talks about Gerhard Richter's Cage paintings.
This art history video discussion examines Theodore Gericault's "Raft of the Medusa", oil on canvas, 193 x 282 inches, 1818-19 (Musee du Louvre, Paris).
This video segment, adapted from NOVA, chronicles the education of leading chemist Percy Julian. Although Julian began his elementary school years in the Deep South under Jim Crow laws, he became one of the few African Americans of his time to earn a Ph.D.
This art history video discussion examines Alberto Giacometti's "Palace at 4am", wood, glass, wire and string, 1932 (MoMA).
This video segment from Outdoor Nevada looks at the Gila monster's behavior, habitat, and unique adaptive characteristics.
This art history video lecture Dr. Beth Harris and Dr. Steven Zucker discuss Giorgione's "The Tempest" c. 1506-8. At the Accademia in Venice.
In this Smarthistory art history video Dr. Beth Harris and Dr. Steven Zucker discuss Giorgione's "Three Philosophers", c. 1506. At the Kunsthistorisches Museum, Vienna.
This art history video discussion looks at Giotto di Bondone's St. Francis of Assisi Receiving the Stigmata with predella scenes of the Dream of Innocent III, The Pope Approving the Rule of the Order, and St. Francis Preaching to the Birds, c. 1295-1300 (originally, Church of San Francesco, Pisa), tempera and gold on panel, 3.13 x 1.63m, original frame inscribed: "OPUS IOCTI FIORETINI".
This art history video discussion examines Giotto's "The Ognissanti Madonna", 1306-10, tempera on panel, 128 x 80 1/4" (325 x 204 cm). Painted for the Church of Ognissanti, Florence.
This art history video discussion examines Giotto's "The Lamentation", c. 1305 (Arena Chapel, Padua).
This art history video discussion examines Giotto's "The Entombment of Mary", 1310, tempera on poplar, 75 x 179 cm (Gemaldegalerie, Kaiser Friedrich-Museums-Verein, Berlin).
This art history video discussion examines Anne-Louis Girodet de Roussy-Trioson's "The Sleep of Endymion", 1791, oil on canvas, exhibited in the salons of 1793 and 1814 (Musee du Louvre, Paris).
In this video from Nature, learn about the many different features and effects of glaciers in Ireland.
In this video adapted from the Encyclopedia of Physics Demonstrations, learn how a glass beaker vibrates at a specific frequency and how resonance can force it to shatter.
In this video segment adapted from Spanner Films, visit the Alaska Native village of Shishmaref, and learn how an entire town may be forced to relocate because of warmer temperatures, melting sea ice, and coastal erosion.
This art history video discussion examines Gordon Bunshaft's (for Skidmore Owings and Merrill) Lever House, 1951-52 (390 Park Avenue, NYC).
Learn about the lives of gorillas born in captivity in this video segment from Nature.
In this art history video Dr. Beth Harris and Dr. Steven Zucker discuss Jan Gossaert's "Saint Luke Painting the Madonna", c. 1515-25. In the Kunsthistorisches Museum, Vienna.