The oceans play a significant role in absorbing greenhouse gases, like carbon dioxide, and heat from the atmosphere. This absorption can help mitigate the early effects of human-emissions of carbon dioxide.



The...

Atmospheric scientists Bernadett Weinzierl of the University of Vienna, Paul Newman of Goddard Space Flight Center, and Róisín Commane of Harvard University sent back a video postcard from the last three legs of the Atmospheric...

We are almost through the Phanerozoic eon! After the Paleozoic and Mesozoic Eras, we get to the Cenozoic era, which is the one we are still living in today. This is the age of mammals, which came to dominate the Earth, and here we also...

We do not know for sure if the sunken city of Atlantis is real. The only written record of its existence is from the great philosopher Plato. Even the location of this utopia is a mystery. Many different locations have been proposed as...

William Wilberforce explains how the slave triangle worked.

An animated video presenting the great roadtrip along the West Coast of Ireland; the Wild Atlantic Way, and some of the historically significant points along the journey.

Every American who lived through the '80s remembers the Challenger explosion. But what happened to cause the famous national tragedy? How could such a catastrophe happen when NASA so meticulously checks and double checks all the...

How important was Louisbourg? What was the British plan of attack? Who did the British choose to command the operation and why? How did the commander take care of the health of his men? Why was it important to move quickly with the...

n an incredible true story of survival, Steve Callahan managed to stay alive for a shocking 76 days adrift on the Atlantic Ocean in just a liferaft. Today we're exploring just what happened.

Mr. Beat compares and contrasts Florida and Georgia, two quickly growing states in the American South.

This clip looks at the physical features, climate and culture of France.

This clip looks at the physical features, climate and culture of Ireland.

Bayes Theorem and some of the mysteries it has solved

Hurricane Matthew hit Haiti in 2016 as the most powerful hurricane in that country in half a century. Hundreds were killed, and hundreds were injured. Millions were impacted in Haiti. Hurricane Matthew went on to Cuba and then the...

The Harvard Printing Press was the Internet of its day. The first of its kind in the US, it kickstarted the publishing industry and helped everyday Americans to stay informed.

This clip looks at the physical features, climate and culture of Canada.

This video provides a global tour of sea surface salinity using measurements taken by NASA's Aquarius instrument aboard the Aquarius/SAC-D spacecraft, from December 2011 through December 2012. Red represents areas of high salinity,...

Take students on a journey to early Native American communities, Colonial towns and early American cities to explore the variety of communities, as they existed in the past. They'll learn how schools of the past are different from their...

A short look at the basic of the founding and early development of the Jamestown Colony in what would become the colony of Virginia.

This video provides an introduction to El Nino and La Nina, two climate patterns in the Pacific Ocean. It explains how these patterns occur, their impacts on global weather patterns, and discusses whether 2021 and 2022 are El Nino or La...

This clip explores the geography, history, and some important cultural features of Virginia.

Amelia Earhart, a pioneer in flight and history

This video is a lesson about Amelia Earhart, a famous American aviator. The teacher discusses Amelia's early life, her interest in flying, and her accomplishments in the field of aviation. The video covers topics such as Amelia's...

Animation, live action footage and colorful maps combine to effectively tell the story of the growth of the United States of America. The flag symbolizes the country's growth, starting with 13 stripes and growing to 50 stars. This...