PBS
The Truth About Beauty in Physics
The great physicist Hermann Weyl once said: "My work always tried to unite the true with the beautiful, but when I had to choose one or the other, I usually chose the beautiful." But is this actually good advice for doing physics?
TED-Ed
TED-Ed: What really happened to the Library of Alexandria? - Elizabeth Cox
2,300 years ago, the rulers of Alexandria set out to fulfill a very audacious goal: to collect all the knowledge in the world under one roof. In its prime, the Library of Alexandria housed an unprecedented number of scrolls and attracted...
Crash Course
Introduction to the Solar System
In today's Crash Course Astronomy, Phil takes a look at the explosive history of our cosmic backyard. We explore how we went from a giant ball of gas to the system of planets and other celestial objects we have today.
Curated Video
A brief history of maps
A brief history of the map, from prehistoric cave paintings to modern maps of the world. People and places -Mapping - History of maps Learning Points Claudius Ptolemy's grid system allowed the curved surface of the Earth to be shown on a...
Bedtime History
Cleopatra for Kids | Bedtime History
Learn about Cleopatra, the cunning Queen of Egypt, who rose to power during the Roman Empire.
Curated Video
What Ptolemy's Map Reveals About Ancient Germania
Researchers in Berlin have recently deciphered the second-century map of Germania by Ptolemy. Ptolemy, an ancient Greek Egyptian scholar, created the first map that used longitudinal and latitudinal lines, but his depiction of Germania...
Jack Rackam
How Cleopatra Nearly Ruled the World | The Life & Times of Cleopatra
Footnotes: 0:28 - No, seriously, that family tree is tumbleweed. Cleopatra had a grand total of two great-grandparents, who were also uncle and niece 1:08 Pompey is best general. Fight me, Caesar scrubs 1:10 Fun fact, Mark Antony was...
History Hit
Maps, Our Place in the World: Muhammad al-Idrisi's world map
What happens in the world of mapping after Ptolemy's map? What is unique about the Islamic way of mapping and why is this world map important for the medieval period? Maps, Our Place in the World, Part 3
History Hit
Maps, Our Place in the World: Ptolemy's map
Why are some people obsessed with maps and what do they mean? What is unique about Ptolemy's world map? Maps, Our Place in the World, Part 1
Curated Video
I WONDER - How Old Was Cleopatra When She Became Queen?
This video is answering the question of how old was Cleopatra when she became queen.
History Hit
Maps, Our Place in the World: A snapshot of human activity
What was Ptolemy interested in when he was making the map of the world? Why is this a remarkable piece of work? Maps, Our Place in the World, Part 2
Cerebellum
Early Scientific Revolution - Nicolaus Copernicus
Europe experienced one of the most remarkable periods in history roughly between 1550 and 1700, when three of history's most important events were occurring simultaneously: the Renaissance, the Reformation, and the Scientific Revolution....
Weird History
What Kind of Leader Was Cleopatra?
Who was Cleopatra, aside from a queen? Eventually, after her other siblings died or were killed, Cleopatra became sole ruler of Egypt, with Caesar's help. They conceived a secret love child, but after his death, she took up with his...
Professor Dave Explains
History of Astornomy Part 3: Copernicus and Heliocentrism
Once it was determined that the Earth is round, the next step was to decipher the geometry of the solar system. Does everything rotate around the Earth, like in the geocentric model of Ptolemy? We thought so for thousands of years, but...
Cerebellum
The Age Of Discovery - Ancient Voyages Of Discovery
This program examines the important figures of this period, their motivations for exploring new lands, and their tragedies and successes. This video looks at early explorers from the Ancient Greek, Egyptian, Babylonians, Viking, and...
Getty Images
A priest in a leopard skin robe holds incense as he leads Egyptian royalty away from a throne.
A priest in a leopard skin robe holds incense as he leads Egyptian royalty away from a throne.
TED-Ed
What Really Happened to the Library of Alexandria?
Imagine if one library in your area decided to collect as much information as possible by hand—not an easy task. Believe it or not, the Library of Alexandria in Ancient Greece did just that! Learners watch an educational video, answer...
Crash Course
The Scientific Revolution: Crash Course History of Science #12
The Scientific Revolution forever changed our concept of astronomy! Science scholars explore the major mindshift in Europe that signaled the beginning of a new area during the 12th installment of a 15-part series discussing the History...
Curated OER
The Real Cleopatra
The real Cleopatra was evidently a very savvy politician. The narrator of this brief National Geographic clip contends that Cleopatra appropriated an important Egyptian festival to portray herself as the goddess, Hathor and Caesar as the...
University of Oregon
Electronic Universe: Kepler's Laws of Planetary Motion
From the The Electronic Universe Project web site. This page states and explains Kepler's three laws of planetary motion. Includes some downloadable movie clips and associated sound files. Discusses Ptolemy's attempt to explain...