Have you ever wondered why cannabis is legal in some states but not others? It all goes back to the US Constitution – and another disagreement between the Founding Fathers.

In this video, we explore the importance of carbon, an element that is present in everything from the air we breathe to the objects we use daily.

Before there were viral videos and trending hashtags, the completion of the Transcontinental Railroad in 1869 was one of the first mass media events in US history. Behind the glitzy headlines of that historic day - there’s a darker story...

The Enlightenment may not have left physical evidence behind like the pyramids of Egypt or the Coliseum of Rome, but it has left us an intellectual heritage which is unquestionable in its importance. This video looks at how the...

It started in England and reached its peak in America. The Industrial Revolution is a period of history that began in the early 18th century and has carried through our modern times. The video discusses the banking industry which helped...

It started in England and reached its peak in America. The Industrial Revolution is a period of history that began in the early 18th century and has carried through our modern times. This video looks at the part consumers had to play in...

Do you believe that your race correlates to your skin tone? Because that wasn't always the case. So how did Americans come to believe that race equals certain visible physical characteristics such as skin color and hair? And why is it...

The Enlightenment may not have left physical evidence behind like the pyramids of Egypt or the Coliseum of Rome, but it has left us an intellectual heritage which is unquestionable in its importance. This video looks at key ideas that...

The first Temple of Hera, built around 550 BC by the Greek colonists, is the oldest surviving temple in Paestum. Eighteenth-century archaeologists named it "The Basilica" because some mistakenly believed it to be a Roman building. (The...

Historian Tom Holland shares his fascination at how the events of ancient history can resonate in the modern world. The author of Islam: The Untold Story talks to Dan Snow about the birth of this rich and sophisticated civilisation,...

The Enlightenment may not have left physical evidence behind like the pyramids of Egypt or the Coliseum of Rome, but it has left us an intellectual heritage which is unquestionable in its importance. This video looks at philisophers that...

The Enlightenment may not have left physical evidence behind like the pyramids of Egypt or the Colosseum of Rome, but it has left us an intellectual heritage which is unquestionable in its importance. This video looks at the context...

Toby Green has been fascinated by the history of West Africa for decades after he visited as a student and heard whispers of history that didn’t appear in text books. Years later he wrote ‘Fistful of Shells,’ a survey of West Africa and...

It started in England and reached its peak in America. The Industrial Revolution is a period of history that began in the early 18th century and has carried through our modern times. This video looks at the elements which allowed the...

It started in England and reached its peak in America. The Industrial Revolution is a period of history that began in the early 18th century and has carried through our modern times. This video talks about how the Industrial Revolution...

John Singleton Copley portrait of Paul Revere illustrates the ethical nature of creating luxury goods in pre-revolution America and how it lead to revolt.