Phương Quyên
Joined April 2024
2 stories
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20 Universe Facts
Expanding Universe: The universe is expanding, meaning galaxies are moving away from each other. This discovery, made in the early 20th century, led to the Big Bang theory, which suggests the universe began from an extremely hot and dense state.
By Phương Quyên2 years ago in Education
20 interesting facts about cats
Purring isn't always a sign of happiness: While we often associate purring with contentment, cats also purr when they're in pain or stressed. It's believed that purring can have a calming effect on both the cat and its human companions.
By Phương Quyên2 years ago in Petlife
