What is light and how does it work? How to emit light and how photons come into existence?
All About Science
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There are a lot of elements in our body, our food and everyday life. See what elements and bondings make them.
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Sun, our own star, has a lot to explore. What are the features of Sun?
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What is mathematics and how it rules everything in the Universe? How useful and valuable are maths?
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What is Perseverance? What will it do and when will it land? Why they propose to explore Mars after all?
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What if Earth changed its position to be outside the habitable zone?