Inhibition of Gland Development in Insects by a Naturally Occurring Antiallatotropin "Anti-Hormone"
The exercise will introduce the students to using chemical surgery as well as demonstrate the function of insect juvenile hormone and naturally occurring compounds in the interaction between insects and host plants.
Objects made from Lego-like blocks
Read more: http://www.newscientist.com/blogs/nstv/2011/04/build-complex-objects-from-lego-like-blocks.html
Lecture 8B: Literati Painters of Northern Song
The beginnings and early stages of the scholar-amateur movement in painting, known first as shidafu-hua and later as wenren-hua, are presented through works by or attributed to the early literati masters, notably Su Shi or Su Dongpo, Mi Fu, and Li Gonglin. An especially fine painting from the next generation, the Red Cliff handscroll by Qiap Zhongchang, is given a longer, detailed treatment.
The history of Minnesota's economic growth
Home today to 20 powerful Fortune 500 companies, Minnesota's remarkable economic growth over the past century is a source of pride and provides a fascinating rags-to-riches tale. What got us here and what might our past tell us about our future? University of Minnesota expert Marvin Lewis (doctoral candidate and research assistant in the Department of Geography) takes a new look at Minnesota's growth.
Next steps After completing this unit you may wish to study another OpenLearn Study Unit or find out more about this topic. Here are some suggestions:
After completing this unit you may wish to study another OpenLearn Study Unit or find out more about this topic. Here are some suggestions:
Commencement - 2011
Speakers: Gwen Ifill (moderator/managing editor, "Washington Week", Public Broadcasting Service) Charles Ogletree (Jesse Climenko Professor of Law, Harvard Law School)
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4 Key points The important points this unit has covered include: Defining the entrepreneur in terms of economic function and role. Identifying the key characteristics of successful entrepreneurs and entrepreneurial firms. Considering the role of entrepreneurial motivation in decision making and business behaviour. Identifying leadership and management styles appropriate to an entrepreneurial firm
The important points this unit has covered include:
Defining the entrepreneur in terms of economic function and role.
Identifying the key characteristics of successful entrepreneurs and entrepreneurial firms.
Considering the role of entrepreneurial motivation in decision making and business behaviour.
Identifying leadership and management styles appropriate to an entrepreneurial firm
Justice with Michael Sandel - NHK: The Ultimate Choice
Michael Sandel leads a video-linked global classroom, broadcast on NHK television (Japan) with students in Tokyo, Shanghai, and at Harvard. Sandel and the students discuss the ethical and global implications of the 2011 Japanese earthquake and nuclear disaster: What accounts for the strong communal response of the Japanese public to the crisis? Should nuclear power be abandoned in favor of safer energy sources? Does the outpouring of global support for Japan in the aftermath of the earthquak
Behind the Scenes: Landing the Soyuz
06/20/2011 -- NASA Public Affairs Officer Josh Byerly talks to ground support personnel and mission officials in Russia and Kazakhstan as they prepare for the landing of Expedition 27 on May 23, 2011. Crew members Dmitry Kondratyev, Cady Coleman and Paolo Nespoli returned home aboard the Soyuz TMA-20 spacecraft while space shuttle Endeavour and the STS-134 crew were still docked to the International Space Station.
Tribute Song to the Number 5
In a classic Sesame Street clip; David, Bob, Gordon and Luis get together and sing a tribute to the number 5. The group imitates the song "Float On" by the R&B group, The Floaters. (3:15)
Bach's Fugue #1 in C Major (Well-Tempered Clavier Book I)
This is a video that includes two different perspectives of someone playing Bach's "Fugue #1 in C Major" on the piano as well as a bar graph. The music to this Fugue is also scrolling on the video. (1:50)
Prelude from Bach´s Cello Suite No. 1 played by Yo-Yo Ma
In this live video (in color) Yo-Yo Ma plays the prelude from Bach´s Cello Suite No. 1. This video has live footage of Yo-Yo Ma playing his cello in different settings mixed with still colored photos throughout. The Cello Suites were most likely composed during the period 1717–1723, when Bach served as a Kapellmeister in Cöthen.
The suites contain a great variety of technical devices, a wide emotional range, and some of Bach's most compelling voice interactions and conversations.
Mstislav Rostropovich Prelude, Bach's Cello Suite No. 1
Using his Duport Stradivarius cello, Rostropovich interprets the Prelude, of Bach's Cello Suite No. 1, considerably faster than Yo-Yo Ma's version. This video was filmed in 1991, at the Basilique Sainte Madeleine in Vézelay, Yvonne, France. (1:50)
Also good to watch for technique.
Cute Dinosaur - Drawing Tutorial
This video is a drawing tutorial for creating a cute cartoon dinosaur. It is narrated well, and the steps of the drawing are very simple to follow. Any artist to be can follow the given steps and be successful.
Bip Bippadotta's Opposite song
This video is a song from Sesame Street that sings about various opposite pairs.
Mobilizing the US Nation for War
n April of 1917, President Woodrow Wilson received a declaration of war from Congress. Even as America prepared for war, the country remained split over the prospects of sending American troops to fight the nations that comprised the Central Powers. In an attempt to unify the nation, the Wilson administration undertook a remarkable propaganda campaign to sway American opinion toward intervention in the European conflict. The centerpiece of this campaign was the Committee on Public Information, a
Graphing Linear Inequalities in Two Variables, Part III - Khan Academy
In this video, Sal Khan demonstrates how to graph a linear inequality. Sal Khan is the recipient of the 2009 Microsoft Tech Award in Education. (03:20) There is a lot of information on the screen--the viewer may want to open the video to 'full screen.' (03:20)