🧠 General Knowledge
Geography
- The longest river in the world is the Nile River.
- The largest river by volume is the Amazon River.
- The highest mountain in the world is Mount Everest (8,848.86 m).
- The deepest ocean is the Pacific Ocean.
- Russia is the largest country by area.
- Vatican City is the smallest country.
- The largest desert in the world is the Antarctic Desert.
- Sahara is the largest hot desert.
- Africa is the second-largest continent.
- Asia is the largest continent.
- Greenland is the largest island.
- Australia is both a country and a continent.
- Dead Sea is the lowest point on Earth (-430 m).
- The longest coastline belongs to Canada.
- Lake Baikal in Russia is the deepest freshwater lake.
History
- The Great Wall of China was built to prevent invasions.
- World War I: 1914–1918.
- World War II: 1939–1945.
- The Renaissance began in Italy in the 14th century.
- The Industrial Revolution started in Britain in the 18th century.
- Mahatma Gandhi led India’s freedom struggle through non-violence.
- The French Revolution began in 1789.
- Columbus discovered America in 1492.
- The Roman Empire lasted from 27 BC to 476 AD.
- The Berlin Wall fell in 1989.
Science
- Water boils at 100°C at sea level.
- Water freezes at 0°C.
- The human brain has around 86 billion neurons.
- DNA stands for Deoxyribonucleic Acid.
- The Sun is a star at the center of our solar system.
- Earth revolves around the Sun in 365 days.
- Light travels at 299,792 km/s.
- Octopuses have three hearts.
- Honey never spoils.
- Sharks existed before trees.
- Bananas are berries, but strawberries are not.
- Ants never sleep.
- Whales are mammals, not fish.
- Jupiter is the largest planet in the Solar System.
- Venus rotates backward compared to most planets.
Politics & World Affairs
- The United Nations was founded in 1945.
- India’s first Prime Minister was Jawaharlal Nehru.
- The US President is elected every 4 years.
- UN Headquarters is in New York.
- NATO stands for North Atlantic Treaty Organization.
- European Union (EU) was established in 1993.
- China is the most populous country.
- Vatican City is the least populous country.
- G20 is a group of 19 countries + EU.
- World Health Organization (WHO) is headquartered in Geneva.
Technology
- The first programmable computer was made in the 1940s.
- The Internet began as ARPANET in 1969.
- Email was invented in 1971.
- Mobile phones became popular in the 1990s.
- AI (Artificial Intelligence) is the simulation of human intelligence.
- The first website was created in 1991.
- Facebook was launched in 2004.
- YouTube was founded in 2005.
- Google was founded in 1998.
- Bitcoin was introduced in 2009.
Sports
- The Olympic Games are held every 4 years.
- The first modern Olympics was in 1896.
- Cricket originated in England.
- FIFA World Cup is the most-watched sports event.
- Sachin Tendulkar is known as the “God of Cricket.”
- Michael Jordan is a legendary basketball player.
- The Tour de France is a famous cycling race.
- Tennis Grand Slam tournaments: Australian, French, Wimbledon, US.
- Marathon is 42.195 km long.
- Pele is a legendary footballer from Brazil.
Arts & Literature
- Shakespeare wrote “Hamlet” and “Romeo & Juliet.”
- Mona Lisa was painted by Leonardo da Vinci.
- Vincent Van Gogh painted “Starry Night.”
- The Odyssey was written by Homer.
- Pablo Picasso co-founded Cubism.
- Beethoven was a famous composer.
- The Taj Mahal was built by Shah Jahan.
- The Pyramids of Giza are in Egypt.
- Sculpture of David was made by Michelangelo.
- Harry Potter series was written by J.K. Rowling.
Miscellaneous
- The largest animal is the Blue Whale.
- The fastest land animal is the Cheetah.
- Penguins are birds that cannot fly.
- Koalas sleep up to 22 hours a day.
- Lightning is hotter than the sun’s surface.
- Diamonds are made of carbon.
- Rubies are red gemstones; sapphires are blue.
- Venomous snakes inject venom; poisonous snakes are toxic if eaten.
- Spiders have eight legs.
- Butterflies taste with their feet.
- Earth is around 4.5 billion years old.
- The Moon is moving away from Earth at 3.8 cm/year.
- Aurora Borealis is also called Northern Lights.
- Solar Eclipse occurs when the Moon blocks the Sun.
- Lunar Eclipse occurs when Earth blocks sunlight from the Moon.
- Sharks can detect a drop of blood in 25 gallons of water.
- Camels can drink up to 40 gallons of water in one go.
- Ostriches have the largest eyes of any land animal.
- Blue Whale heart is as big as a small car.
- Sloths can hold their breath longer than dolphins underwater.
- The fastest bird is the Peregrine Falcon (diving speed 389 km/h).
- Elephants are the only mammals that can’t jump.
- Antarctica is the driest continent.
- Coca-Cola was invented in 1886.
- Rubik’s Cube was invented in 1974.
Geography (continued)
- Iceland is known as the land of fire and ice.
- Mount Kilimanjaro is the highest mountain in Africa.
- Siberia is the coldest inhabited region in the world.
- Amazon Rainforest produces 20% of the world’s oxygen.
- Niagara Falls is on the border of the USA and Canada.
- Dead Sea is saltier than the ocean.
- Monaco is the second smallest country in the world.
- Patagonia is a region in Argentina and Chile known for glaciers.
- Himalayas are the youngest mountain range.
- Lake Superior is the largest freshwater lake by surface area.
History (continued)
- Alexander the Great created one of the largest empires in history.
- The Inca Empire was located in South America.
- Mansa Musa of Mali was one of the richest men in history.
- The Industrial Revolution led to the invention of the steam engine.
- The Cold War was between the USA and USSR (1947–1991).
- Rosetta Stone helped decode Egyptian hieroglyphs.
- Printing press was invented by Gutenberg in 1440.
- Stonehenge is a prehistoric monument in England.
- Ottoman Empire lasted over 600 years.
- Titanic sank in 1912 after hitting an iceberg.
Science (continued)
- Einstein proposed the theory of relativity.
- Newton formulated the laws of motion and gravity.
- Marie Curie discovered radioactivity.
- The speed of sound is 343 m/s in air.
- Saturn is known for its rings.
- Mercury is the closest planet to the Sun.
- Neptune was discovered in 1846.
- Black holes have gravity so strong that nothing can escape.
- Pluto is now classified as a dwarf planet.
- The human heart beats around 100,000 times per day.
- Photosynthesis is the process by which plants make food.
- Volcanoes release magma, ash, and gases.
- Earthquake magnitude is measured by the Richter scale.
- Tsunamis are caused by undersea earthquakes or volcanic eruptions.
- The Sahara Desert can reach temperatures above 50°C.
Politics & World Affairs (continued)
- The Prime Meridian passes through Greenwich, England.
- G7 is a group of 7 major industrial nations.
- Commonwealth of Nations has 56 member countries.
- OPEC is the Organization of Petroleum Exporting Countries.
- The Cold War was called “cold” because no direct large-scale war occurred.
- Nelson Mandela became South Africa’s first black president in 1994.
- Mahatma Gandhi was assassinated in 1948.
- Martin Luther King Jr. delivered the “I Have a Dream” speech in 1963.
- European Union currency is the Euro.
- World Trade Organization (WTO) regulates international trade.
Technology & Innovation (continued)
- The first email was sent by Ray Tomlinson in 1971.
- First computer virus was created in 1971 (Creeper virus).
- Linux OS was created by Linus Torvalds in 1991.
- Smartphones combine a phone, camera, and computer.
- Bluetooth technology is named after Viking king Harald Bluetooth.
- Wi-Fi was first commercially used in 1997.
- Tesla popularized electric cars.
- NASA was founded in 1958.
- Apollo 11 landed the first humans on the Moon in 1969.
- LED stands for Light Emitting Diode.
Sports (continued)
- Usain Bolt holds the 100m and 200m sprint world records.
- India won its first Cricket World Cup in 1983.
- Roger Federer is one of the greatest tennis players of all time.
- Hockey is India’s national sport.
- Kabaddi originated in India.
- Formula 1 racing is a major motorsport.
- Lionel Messi is an Argentine football legend.
- Basketball was invented by James Naismith in 1891.
- Maradona is known for the “Hand of God” goal.
- Tiger Woods is a legendary golfer.
Arts & Literature (continued)
- The Louvre is the world’s largest art museum, located in Paris.
- The Sistine Chapel ceiling was painted by Michelangelo.
- William Wordsworth was a famous English poet.
- Charles Dickens wrote “Oliver Twist” and “A Tale of Two Cities.”
- Lord of the Rings was written by J.R.R. Tolkien.
- The Great Gatsby was written by F. Scott Fitzgerald.
- Bollywood is India’s Hindi film industry.
- Hollywood is the US film capital.
- Frida Kahlo was a famous Mexican painter.
- The Starry Night was painted in 1889.
Miscellaneous (continued)
- The fastest animal in the ocean is the Sailfish.
- The heaviest living land animal is the African Elephant.
- Sharks can live up to 100 years.
- Coral reefs are the largest living structures on Earth.
- Bamboo is the fastest-growing plant.
- Pineapple takes about 2 years to grow.
- Watermelons are 92% water.
- Dolphins are highly intelligent and social animals.
- Kangaroos cannot walk backward.
- The human body has 206 bones.
- The tongue has about 10,000 taste buds.
- Sharks’ teeth can grow back hundreds of times.
- Earth’s atmosphere is 78% nitrogen.
- The Sun is about 4.6 billion years old.
- Rainbows have 7 colors: Red, Orange, Yellow, Green, Blue, Indigo, Violet.
- Camels’ humps store fat, not water.
- Bats are the only flying mammals.
- Peanuts are legumes, not nuts.
- Apples float in water because they are 25% air.
- The fastest-growing nail is on the middle finger.
Geography & Nature (continued)
- Antarctica has no native human population.
- The Mariana Trench is the deepest part of the ocean (about 11,034 meters).
- Iguaçu Falls is one of the largest waterfall systems in the world, on Brazil-Argentina border.
- Madagascar is home to species that exist nowhere else, like lemurs.
- Siberia covers about 77% of Russia’s land area.
- Amazon River Basin covers 7 million km².
- Iceland is geologically active with volcanoes and geysers.
- Lake Titicaca is the highest navigable lake in the world (Peru/Bolivia).
- Greenland ice sheet contains 10% of the world’s freshwater.
- The Gobi Desert spans China and Mongolia.
History & Civilization (continued)
- The Code of Hammurabi is one of the oldest written laws (~1754 BC).
- Ancient Egypt invented the 365-day calendar.
- The Silk Road connected Asia and Europe for trade.
- Vikings reached North America around 1000 AD.
- The Magna Carta was signed in 1215 in England.
- The Renaissance emphasized art, science, and literature.
- Industrial Revolution began in 1760 in Britain.
- The Berlin Conference (1884-85) divided Africa among European powers.
- Maya civilization was known for astronomy and pyramids.
- Spartacus led a slave revolt against Rome in 73 BC.
Science & Technology (continued)
- Hydrogen is the most abundant element in the universe.
- Oxygen makes up 21% of Earth’s atmosphere.
- Antimatter is the opposite of normal matter.
- Einstein’s famous equation: E = mc².
- The first artificial satellite was Sputnik 1, launched by USSR in 1957.
- Hubble Space Telescope was launched in 1990.
- CRISPR is a gene-editing technology.
- Electricity was discovered by Benjamin Franklin in the 18th century.
- Thomas Edison invented the practical electric light bulb.
- The Periodic Table was created by Dmitri Mendeleev.
- Neurons transmit signals at up to 250 mph.
- The Great Barrier Reef is visible from space.
- Volcanic eruptions can create new islands.
- Lightning is 5 times hotter than the sun’s surface.
- Sound cannot travel in vacuum.
World Politics & Organizations (continued)
- The Nobel Prize was established by Alfred Nobel in 1895.
- Red Cross was founded in 1863 by Henry Dunant.
- Gandhi Jayanti is celebrated on 2nd October in India.
- Earth Day is celebrated on 22nd April.
- UNESCO protects world heritage sites.
- World Bank provides financial aid to developing countries.
- IMF (International Monetary Fund) monitors global economies.
- ASEAN is the Association of Southeast Asian Nations.
- The Geneva Conventions set standards for humanitarian treatment in war.
- The Schengen Area allows passport-free travel in Europe.
Sports & Games (continued)
- Cricket World Cup is held every 4 years.
- Wimbledon is the oldest tennis tournament, started in 1877.
- Formula 1 cars can reach speeds of 360 km/h.
- Olympic torch relay was introduced in 1936.
- Chess originated in India as “Chaturanga.”
- The FIFA World Cup Trophy is made of 18-carat gold.
- Boxing was in the first modern Olympics in 1904.
- Kabaddi is a team sport played mainly in South Asia.
- The Stanley Cup is the oldest professional sports trophy in North America.
- Marathon derives its name from the Greek messenger Pheidippides.
Arts, Literature & Entertainment (continued)
- Homer wrote the “Iliad” and the “Odyssey.”
- Shakespeare coined over 1,700 words in English.
- The Mona Lisa has no eyebrows.
- Van Gogh sold only one painting in his lifetime.
- The Harry Potter series has been translated into 80+ languages.
- Bollywood produces the highest number of films annually.
- Walt Disney created Mickey Mouse in 1928.
- The Oscars are officially called the Academy Awards.
- Picasso painted over 20,000 artworks.
- The Gutenberg Bible was the first major book printed using movable type.
Miscellaneous / Fun Facts
- The human body has about 60,000 miles of blood vessels.
- The Sahara Desert expands about 30 miles per year.
- Sharks existed before trees (~400 million years ago).
- Sloths can hold their breath longer than dolphins underwater.
- Ostriches can run up to 70 km/h.
- Pine trees can live over 1,000 years.
- Caffeine was discovered in Ethiopia in the 9th century.
- The Internet weighs roughly as much as a strawberry (due to electrons).
- The coldest temperature ever recorded on Earth: −98°C in Antarctica.
- The world’s largest snowflake measured 38 cm in diameter.
- Octopuses can taste with their arms.
- Butterflies see ultraviolet colors humans cannot.
- A day on Venus is longer than a year on Venus.
- The first recorded vending machine was in ancient Egypt.
- Sharks are immune to most diseases including cancer.