Meteors
Shooting stars are not stars that are falling. They are meteors. But from where do meteors come from? What are the types of meteors falling?
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Red Supergiants
A red supergiant is the final phase of the life of a giant star. But how do they work? What would be happening at the very core?
Universe's Doom: Three Theories
Since everything has a beginning and yet an end, the universe is no exception...