Curated Video
Battle of Adrianople, 1205 AD Emperor Kaloyan, the Roman Slayer
Battle of Adrianople, 1205 AD Emperor Kaloyan, the Roman Slayer
Curated Video
Line Spectra: The Fingerprints of Atoms
Line spectra are unique patterns of light emitted or absorbed by atoms, resembling discrete lines. These patterns serve as the "fingerprints" of different elements, providing critical insights into atomic structure and composition....
Curated Video
Bohr's Atomic Model: Electrons in Orbit
In 1913, Niels Bohr proposed an atomic model that dramatically altered our comprehension of atomic structure by establishing a novel framework for describing the arrangement and behaviour of electrons within an atom. The purpose of...
Curated Video
Millikan's Oil Drop Experiment : Tiny Drops, Big Discoveries
Millikan's Oil Drop Experiment: A Discovery and Impact Experimental Setup: • The experiment involved measuring the force on charged oil droplets suspended between two metal plates. • The apparatus included an atomizer, observation...
Curated Video
Exploring Shanghai: From Skyscrapers to Traditional Culture
Shanghai, China:Then we go to Shanghai, to ride the fastest and most modern train, the bullet train.We will visit the Yuyuan Garden and participate in one of the most beautiful celebrations, the festival of lanterns, one of the oldest...
Curated Video
Berlin: History, Landmarks, and Iconic Buildings
From Historic Roots to Urban Modernity in Berlin, Germany:"Then we will travel from one of the oldest cities in the world to a beacon of urban modernity; Berlin, a city that sets the pace and is rich in culture. We will meet some of the...
Curated Video
The Dominican Republic: Santo Domingo and Punta Cana
Exploring the Dominican Republic:Our adventure concludes in the enchanting Dominican Republic, where we'll discover its rich history and vibrant culture. Visit the historic "Catedral Primada," the first cathedral built in the New World,...
Curated Video
Discovery of Proton & Neutron
Discovery of the Proton and Neutron Background: • J.J. Thomson's 1897 discovery of the electron led to the development of atomic models. • Ernest Rutherford's Gold Foil Experiment (1911) revealed the presence of a dense, positively...
Epic History TV
The Rise of Venice: Queen of the Adriatic
Venice, the "Queen of the Adriatic," rose from humble beginnings as a refuge in coastal lagoons during the fall of the Western Roman Empire to become a powerful maritime republic. Its strength stemmed from strategic naval dominance,...
Curated Video
Why The United States Has Two Virginias: Virginia and West Virginia
Virginia and West Virginia: two states with basically the same name, existing right next to each other, but with completely independent state governments, laws and, today, even political leanings. But at one point, these two states were...
Curated Video
Battle of Dara, 530 AD (Part 1/2) Rise of Belisarius
Battle of Dara, 530 AD (Part 1/2) Rise of Belisarius
Flipping Physics
LR Circuit Equation Derivations
Today, we're diving deep into LR circuits, deriving equations for current and its time rate of change. Closing the switch at t equals zero, we employ Kirchhoff’s Loop Rule, employing u-substitution for a smoother journey. Through...
Curated Video
Landmarks - Berlin Wall
THE BERLIN WALL SEPARATED FAMILIES AND SHUT OFF WEST BERLIN FROM ITS COMMUNIST NEIGHBOURS. WHEN CONSTRUCTION STARTED IN 1961, THE EAST GERMAN LEADERS PROCLAIMED IT AS AN ANTI FASCISM PROTECTION BARRIER , BUT IT WAS WIDELY SEEN IN THE...
Science ABC
How Hurricanes Form? Why Hurricanes Spin AntiClockwise in North and Clockwise in Southern Hemisphere
Hurricanes, cyclones and typhoons are formed due to violent storms that originate over oceans and seas and move towards land, potentially causing extensive damage to both life and property. But there is a very interesting thing related...
Science ABC
How Do Sunflowers Face The Sun?
Young sunflowers face the sun when it rises in the east and then track its motion in the sky throughout the day till it sets in the west in the evening. The process repeats the next day, as sunflowers return to their ‘starting’ position,...
Science ABC
Curved Sword Vs. Straight Sword: Which Is Better?
One of the longest running arguments among sword enthusiasts revolves around the two dominant shapes of swords: curved and straight. Traditionally, straight swords have been used by Western European cultures, while curved swords are...
Science ABC
Can A Whale Swallow You Whole?
Whales, in general, are not capable of swallowing a human being and therefore will not eat you. However, there is a species of whales that does pose a legitimate challenge to that general theory: sperm whales. Whales are generally not...
Science ABC
Why Does It Take Longer to Fly West?
The reason airplane flights take longer when traveling west is because of the different speeds of rotation on Earth. The rotational velocity of Earth decreases as one goes from the Equator to the poles. This means that a place on the...
Science ABC
Why Are There 52 Cards In A Deck, With 4 Suits Of 13 Cards Each?
52 cards deck basically consist of 4 suits: hearts, diamonds, spades and clubs. Each suit further contains 13 cards: 10 ace cards (A to 10) and 3 picture cards: Jack, Queen, and King. Two suits (hearts and diamonds) in red color and...
Curated Video
El Niño
The legendary El Niño effect causes dramatic shifts of weather, resulting in droughts and floods across the globe. It can all be traced to winds dying down over the Pacific ocean. Earth Science - Weather - Learning Points. El Niño is a...
Curated Video
The Longitude Problem
In an age before satellite navigation and GPS, one man found an ingenious solution to the problem of determining a ship's location at sea. Discover the relationship between place and time. Human Geography - Orientation And Settlements -...
Curated Video
The Mappa Mundi
Discover how medieval maps can reveal far more than just where places are. People and places - Mapping - History of maps Learning Points Some early maps, like the Mappa Mundi, depict the beliefs and superstitions of the mapmakers. A Twig...