At one time, humans, fueled by the animals and plants they ate and the wood they burned, or aided by their domesticated animals, provided most of the energy in use. All life operated within the fairly immediate flow of energy from the...

This lecture outlines the events of the Greek revolution and war for independence from Turkey, which began in 1821 and lasted through 1829. It covers Greek history as well as international political and economic context for the war.

A report covering the events in Hong Kong where citizens are opposing China's insistence on vetting any candidates for upcoming 2017 elections.

This site provides lesson plans and unit ideas for teaching about the American Revolution. Look for suggestions about specific people or the Revolutionary War in general.

A visual glimpse of Threshold 8 in Big History - The Modern Revolution.

Russian Revolution

Russian Revolution

Russian Revolution

Official site of Boston's historic Freedom Trail, a 2.5-mile, brick-lined route that leads you to 16 historically significant sites - each one an authentic treasure. Explore museums and meetinghouses, churches, and burying grounds. Learn...

This resource covers the changing of America due to the Industrial Revolution which brought in not only new technology but also opened the door to reform movements. From the series by Joy Hakim, "A History of Us." Includes a teacher's...

Using primary sources and contextualizing, this activity attempts to answer the question "Did the ideals of the American Revolution affect the condition of enslaved people?"

This site examines what has been done to protect the rights of Libya's citizens following the country's revolution in 2011. Links to related articles, reports, and news releases are provided.

Students will be able to corroborate multiple primary sources to draw conclusions about how the leaders of the American Revolution viewed Shays' Rebellion.

Detail of the Monument to the Revolution of April 25 (Lisbon)

A biography on the life of Emiliano Zapata, a leader of the Mexican Revolution (1911-17).

The tutorial examines the area between two curves and the volume of a solid of revolution. The class notes are available in pdf format.

A 5-page biography on Oliver Cromwell describes his involvement with the British Parliament and his objection to the rule of Charles I, his involvement in the English Revolution, and his time as Lord Protector over Britain. Archived.

This resource is the official web site of Fort Ticonderoga, site of the first armed conflict of the American Revolution. It includes pictures, bibliography, timeline, and history of the fort.

Use the Internet to search for news stories about the Modern Revolution and discuss the provided questions. Helpful links are provided to get you started.

In this activity, you will study and analyze the nature and patterns of human population growth over the last 10,000 years. This will help you understand the differences between population growth before and after the Modern Revolution.

Siqueiros, Diego Rivera, and Jose Clemente Orozco-known as Los tres grandes-cultivated an artistic style that defined Mexican identity following the Revolution. They crafted epic murals on the walls of highly visible, public buildings...

As the American population became more literate, there was more available to read. See how newspapers adapted to the thirst for news and other topics, and read about the new magazines that reached a reading public.

A slideshow exploring Earth's rotation and revolution around the sun. Learn that because of Earth's axis tilt we experience the seasons!

An image of "Portrait of a Conventionnaire in the Revolution", created by Jean-Francois Sablet in 1794 (Oil on panel, 65 x 55 cm).