While people often think rainforests like the Amazon produce most of the sky's oxygen, the true lungs of our planet are actually ocean-dwelling marine plants and algae.

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A massive surge of photosynthetic cyanobacteria (blue-green algae) flooded the atmosphere with oxygen. This event—known as the
Great Oxidation Event—eventually created the planet's ozone layer, which filters out the sun's dangerous ultraviolet cosmic radiation and allowed life on land to evolve.

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The tallest living plants on Earth are Coast Redwoods (Sequoia sempervirens), which grow so high they literally touch the low-lying clouds. The tallest known tree, nicknamed Hyperion, stands at an incredible 380 feet (116 meters) tall—ranking it higher than a 35-story skyscraper or the Statue of Liberty!

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According to Guinness World Records, bamboo is officially the fastest-growing plant on the planet. Certain species can shoot up by 35 inches (89 cm) in a single day—which breaks down to almost 1.5 inches every single hour! You can practically watch it grow with the naked eye.

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Tropical pitcher plants (Nepenthes) feature modified, vase-shaped leaves that act as deep pitfall traps. Known casually as "monkey cups" because monkeys have been seen drinking rainwater from them

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The Rafflesia arnoldii holds the world record for producing the largest individual flower on Earth, growing up to 3 feet (1 meter) in diameter and weighing up to 24 pounds!

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Welwitschia mirabilis is a bizarre plant endemic to the hyper-arid Namib Desert. It produces only two leaves in its entire life, which grow continuously and get split into messy ribbons by desert winds over time. These resilient plants are true living fossils, with some individual specimens estimated to be between 1,000 and 2,000 years old!

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The human heart beats about 100,000 times a day, pumping roughly 2,000 gallons (7,570 liters) of blood through your body. Over an average lifetime, this muscle does enough work to lift a massive battleship entirely out of the water

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If you shave a guinea pig completely bald, it looks virtually identical to a miniature hippopotamus

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You know a group of lions is a pride and crows are a murder, but a collective group of pandas is officially called an "embarrassment of pandas."

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Koalas: The Perfect Criminals
The fingerprints of a koala are so identical to human fingerprints in shape, size, and ridge patterns that they have actually confused forensic investigators at real crime scenes.

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The Historic Fart Joke
Humanity's sense of humor hasn’t changed much. The oldest recorded joke in human history is a Sumerian proverb dating back to 2000 BC, and it is a joke about flatulence.

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The Phobia that Trolls You

The official medical term for the fear of long words is Hippopotomonstrosesquippedaliophobia. The psychiatrists who named it quite literally chose to troll the people suffering from it.

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The Code of Hammurabi
(created around 1754 BCE in ancient Babylon) is one of the oldest deciphered writings of significant length in the world, famous for establishing the legal principle of "an eye for an eye".

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Augustus caesar
(born Octavian) became the first official Emperor of the Roman Empire in 27 BCE, marking the end of the Roman Republic.

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The Magna Carta
was signed by King John of England at Runnymede in 1215. It established the principle that everyone, including the king, is subject to the law

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The Mongol Empire
, founded by Genghis Khan in 1206, grew to become the largest contiguous land empire in history, stretching from Eastern Europe to the Sea of japan

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Johannes Gutenberg
invented the movable-type printing press around 1440, sparking a global revolution in education, literacy, and the mass spread of information

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The French Revolution
began in 1789 with the storming of the Bastille prison in Paris, leading to the overthrow of the monarchy and the rise of radical social changes across europe

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shrimp keep their hearts in their heads. Their vital circulatory organ is located right inside the cephalothorax, just behind their face.

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Marie Curie
was the first person to win two Nobel Prizes (Physics in 1903 and Chemistry in 1911) and remains the only individual honored in two different scientific fields for her work on radioactivity

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