The History of Petra
Hidden among rugged desert mountains is a city carved into red and rose-colored cliffs. It grew wealthy by controlling ancient trade routes, mastered the challenge of bringing water into a dry lands...
21 Heinä 0s
Ancient Deforestation
The symbol on the national flag of Lebanon is the cedar tree. The problem is, there aren’t many cedar trees in Lebanon anymore. In the ancient world, wood was used as a building material and a source...
20 Heinä 14min
Stalingrad: The Bloodiest Battle in History (Encore)
From August 1942 to February 1943, the Germans and the Soviets engaged in what would become the most brutal and bloodiest battle in human history. The battle took place in a city that probably had gr...
19 Heinä 15min
All About ePaper
For centuries, the printed page was one of the most efficient ways to preserve and share information. In the digital age, engineers sought to reproduce the best qualities of paper without sacrificin...
18 Heinä 15min
Julius and Ethel Rosenberg
In the early years of the Cold War, fear of communism and nuclear war swept across the United States. In this environment, one married couple from New York soon found themselves at the center of one...
17 Heinä 15min
The History of Batman
In 1939, Detective Comics introduced a new superhero. He was just a man with no superpowers. He only had the mind of a detective and a whole lot of money. He is a silent guardian, watching over the ...
16 Heinä 14min
The World in the Year 500
The year 500 was a turning point between the ancient and medieval worlds. The Western Roman Empire was gone. New kingdoms were rising across Europe. Persia and Byzantium remained great powers, and c...
15 Heinä 16min
Yosemite National Park
In the heart of California’s Sierra Nevada mountains lies a landscape of towering granite cliffs, ancient sequoias, cascading waterfalls, and deep valleys carved by ice. It has inspired Indigenous p...
14 Heinä 15min
