Pigmented zebrafish showing blood flow
Lateral view of developing Danio showing red blood cells flowing through the beating two-chambered heart.
This video explores the possibility of having ports in space the transport people from Earth into outer space. This video explains how it may work as well as featuring excellent audio. The importance of facts is a constant.Running time 11:45 minutes
Meet the Basketmaker
Basketmaking is a tradition born of utility and preserved for beauty. Colonial Williamsburg basketmaker Terry Thon practices a trade passed down through generations.Author(s):
Texas A&M Commencement Address 2011 - Coach Mike Sherman
Texas A&M Head Football Coach Mike Sherman, taking time off from Kyle Field scrimmages on the other side of the campus, kicked off the university's summer 2011 graduation ceremonies with a commencement convocation address, telling the graduating students to stay true to their Aggie-instilled "core values" and "not let the world jade you." Full story here: http://tx.ag/4yl9a2
Hypothesis Testing: Two Population Means and Two Population Proportions: Comparing Two Independent P
Susan Dean, Barbara Illowsky, Ph.D.
This module provides an overview of Comparing Two Independent Population Means with Unknown Population Standard Deviations as a part of Collaborative Statistics collection (col10522) by Barbara […]
Seeds: Day 4
A few days later, the seeds should have sprouted, or germinated. The roots grow down and away from the seed and the shoots grow upward and away from the seed.
Northern Ireland 1920-1969 - Quiz
Test your knowledge about the history of Northern Ireland
Botany and Art: Their Roles in Conservation
Students are introduced to the work of botanists and botanical illustrators, and specifically to their race to make records of endangered plant species around the world. Students examine illustrations, photographs, and dried specimens of endangered plants and consider the conservation value of an illustration over a photographic image. In a second session, students try their own hands at botanical illustration and follow the methods of a Smithsonian staff illustrator. Pencils, markers, tracing p
Addiction and the Brain
Learn about the structure of the human brain and how it is affected by drugs of abuse.
ECB buying sovereign bonds again, but how much?
Aug. 15 - ECB data on Monday will show that the central bank was back in the market last week after a 5-month hiatus, buying euro zone government bonds. Reuters Insider analyses the figures.
Scientists @ the Smithsonian
Video interviews with twenty Smithsonian scientists introduce students to the wide variety of work in the sciences. Students will learn the diverse pathways that these scientists took to enter their fields and they will see that many kinds of people become scientists.
Plant Tissue Culture Techniques
Several tissue culture procedures, ranging from simple to more complex, are examined. These procedures can be performed by beginning and advanced biology students and include seed sterilization and aseptic seed germination, as well as techniques for callus proliferation, cell suspension culture, and anther culture. Choice of tissues, aseptic methods, media preparation, and experimental design are addressed.
Student Teaching Procedures
This module represents a discussion of the procedures that should be followed in a student teaching position. Various aspects are discussed such as non-teaching duties, following accepted guidelines, legal aspects of assuming classroom responsibilities when no licensed teacher is in the room and other aspects of student teaching procedures.
Walter Isaacson: "Benjamin Franklin: An American Life"
In this University of Pennsylvania program, Walter Isaacson, president and CEO of the Aspen Institute, discusses the life of one of Americas most influential figures: Benjamin Franklin. In his recent book, "Benjamin Franklin: An American Life," Isaacson reveals the personal life of Benjamin Franklin and all the intricate details of this revolutionary leaders life that have made him unique among a group of leaders. The presentation was given at the School of Arts and Sciences at the University of
U.S. ambassador allays China fears
Aug.14 - New U.S. ambassador Gary Locke plays down China's fears over Beijing dollar assets. Simon Hanna report
What do you know about Drama? - Quiz
A quick 6 question quiz about drama
Mutiwavelength Milky Way: Application of the Electromagnetic Spectrum
This educational brief provides an overview of how previously unrevealed information about our galaxy and other celestial objects can be obtained by examining their energy emissions in parts of the electromagnetic spectrum other than that visible to the human eye. Remote imagery of the Milky way in several wavelengths is included, and links to additional information are embedded in the text.
15.08.2011 – Langsam gesprochene Nachrichten
Trainieren Sie Ihr Hörverstehen mit authentischen Materialien. Nutzen Sie die Nachrichten der Deutschen Welle von Montag – als Text und als verständlich gesprochene Audio-Datei.In Syrien geht das Regime von Präsident Baschar al-Assad offensichtlich mit immer härteren Mitteln gegen die Demokratiebewegung vor. Wie Augenzeugen berichteten, kamen beim Beschuss von dicht besiedelten Wohnvierteln der Hafenstadt Latakia neben Panzern und Bodentruppen auch Kriegsschiffe zum Einsatz. Dabei seien am