Math History
Naval History
Astronomy
Misc
fLaGs - but different
200
Both a number and a placeholder, its invention is considered one of the most important developments in the history of mathematics.
What is zero (0)?
200
This admiral's flagship, the HMS Victory, was key to his decisive defeat of the French and Spanish fleets at the Battle of Trafalgar in 1805.
Who was (Admiral Horatio) Nelson?
200
The name of the spiral galaxy that contains our solar system, which refers to its faint, glowing band across the night sky.
What is the Milky Way?
200
This Portuguese explorer's expedition was the first to circumnavigate the globe, though he himself was killed during a conflict in the Philippines.
Who was Ferdinand Magellan?
200
The red, white, and blue flag of this country has 50 stars and 13 stripes.
What is the United States/USA?
400
This Italian mathematician's famous sequence, in which each number is the sum of the two preceding ones, is found throughout nature.
Who was Fibonacci (Leonardo de Pisa/Leonardo Bonacci)?
400
Nicknamed "Old Ironsides" for its ability to repel cannonballs, this U.S. Navy frigate famously defeated the HMS Guerriere during the War of 1812.
What is the USS Constitution?
400
This gas giant is famous for its Great Red Spot, a massive storm that has been raging for centuries and is larger than Earth.
What is Jupiter?
400
This scientific effect describes the change in frequency of a wave in relation to an observer who is moving relative to the wave source.
What is the Doppler effect.
400
This flag of a Nordic nation has a red background with a white cross.
What is Denmark?
800
Often called the "Father of Geometry," this ancient Greek mathematician wrote The Elements, a 13-volume treatise that laid the groundwork for modern geometry and number theory.
Who was Euclid?
800
In 1588, this Spanish fleet sailed for England with the intent of invasion but was defeated by the English navy and a series of bad storms.
What is the Spanish Armada?
800
Nothing, not even light, can escape the gravitational pull of this cosmic object once it crosses a boundary known as the event horizon.
What is a black hole?
800
In Homer's epic The Odyssey, this faithful wife famously waits for 20 years for her husband, Odysseus, to return from the Trojan War.
Who is Penelope?
800
This European nation's flag has a double-headed eagle, a symbol that has led its people to proudly call their country "The Land of the Eagles."
What is Albania?
1600
This irrational number, approximately 1.618, is often found in spirals and proportions in nature, from the arrangement of seeds on a sunflower to the shells of a nautilus.
What is the golden ratio?
1600
In this 1942 battle, a U.S. fleet aided by intelligence from codebreakers decisively defeated a larger Japanese force, turning the tide of the war in the Pacific.
What is the Battle of Midway?
1600
This type of dense, spinning cosmic body is what remains after a star at least eight times the mass of the Sun collapses and explodes in a supernova.
What is a neutron star?
1600
In 1956, this waterway became the focus of an international crisis after Egyptian President Gamal Abdel Nasser nationalized it, triggering an invasion by Britain, France, and Israel.
What is the Suez Canal?
1600
This flag features a single, prominent dragon, holding pearls, in the center of a yellow field.
What is Bhutan?
3200
First proposed in the 17th century, this famous theorem states that no three positive integers a, b, and c can satisfy the equation
for any integer value of n greater than 2. It was not proven until 1994.
What is Fermat's Last Theorem?
3200
In a 1905 battle that shocked the world, the Japanese fleet utterly destroyed Russia's Baltic Fleet, which had sailed 18,000 miles to meet it.
What is the Battle of Tsushima?
3200
This term is given to a free-floating planet that doesn't orbit a star and drifts alone through interstellar space.
What is a rogue planet?
3200
This 17th-century Dutch painter and printmaker created more self-portraits than any other artist in history, documenting his life from youth to old age.
Who was Rembrandt van Rijn?
3200
The red, white, and green stripes on this flag represent the three major mountain ranges of the country: the Hindu Kush, the Karakoram, and the Himalayas.
What is Tajikistan?