China Pegs to Dollar to Keep Trade Imbalance. Created by Sal Khan.
Chinese Central Bank Buying Treasuries. Created by Sal Khan.
An overview of the truly Imperial Chinese Dynasties including the Qin, Han, Sui, Tang, Song, Yuan, Ming and Qing. Discussion of innovations during Tang and Song China.
Chinese inflation. Created by Sal Khan.
Chivalric customs arose from the medieval knight's code of conduct, and were gradually adopted by aristocrats and society as a whole. Learn about the elements of the code and some surprising early applications, as depicted in illuminated manuscripts. Created by Getty Museum.
David and Paige explain the meaning of two English words that look and sound very similar but act very different: _its_ and _it's_.
Kinematic equations help solve for an unknown in a problem when an object has either a constant velocity or constant acceleration. This video will help you choose which kinematic equations you should use, given the type of problem you're working through.
Christ Crucified, 17th century, ivory (Museo Franz Mayer, Mexico City) Speakers: Dr. Lauren G. Kilroy-Ewbank and Dr. Steven Zucker. Created by Beth Harris, Smarthistory, and Steven Zucker.
Overview of the changing relationship between the Roman Empire and Christianity from the time of Jesus to the reign of Theodosius.
Who was Christopher Columbus? In this video, Kim explores Columbus's background, his search for royal patronage, and his first voyage in 1492.
This art history video discussion looks at Petrus Christus' "Portrait of a Carthusian", 1446 (Metropolitan Museum of Art).
This art history video discussion examines Petrus Christus' "Portrait of a Young Woman," c. 1470, oil on oak, 29 x 22.50 cm (Gemaldegalerie, Staatliche Museen zu Berlin).
How homologous chromosomes exchange fragments in prophase I. Tetrads, chiasmata, and alleles.
Overview of DNA transcription, translation, and replication during mitosis and meiosis. Learn about chromosomes, chromatids, and chromatin.
Discussion of the relatively recent changes in our ability as a species to shine light on our deep past. Created by Sal Khan.
Brazilian artist Cildo Meireles joins us at Tate Modern for the artist's first UK retrospective. His work is characterised by a high degree of interactivity, as well as recurring motifs of barriers, fencing and mesh. For a special event at the gallery, Meireles invited members of the public to help create the latest version of his work Meshes of Freedom. Listen as he shares his thoughts on the significance of the work, and why art is not just for the eyes. Created by Tate.
Cimabue, Maesta of Santa Trinita, 1280-1290, tempera on panel, 151 1/2 x 87 3/4" (385 x 223 cm), Uffizi, Florence Speakers: Dr. Steven Zucker and Dr. Beth Harris. Created by Beth Harris and Steven Zucker.
Created by Beth Harris and Steven Zucker.
Adafruit founder Limor Fried and virtual reality designer Nat Brown show how simple logical circuits underlie everything your computer does.
Definition of circuit terms: element, component, node, branch, mesh, and loop . Created by Willy McAllister.