How To Tell The Difference Between Lab-Grown Diamonds And Natural Diamonds
Diamonds have been a highly coveted gem, and lab-grown varieties have made the stone more affordable. But can you tell when a diamond is synthetic or natural?
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Who Invented Chocolate And How Was It Made Then Vs. Now?
Chocolate is a favorite treat for tons of people, but it wasn't always the sweet confection it is today. There's actually a rather long history behind it.
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Why The Discovery Of 'Dark Oxygen' Is So Important
Oxygen production on Earth has long been attributed to sunlight-driven photosynthesis. But in the dark ocean depths lies a potential source of "dark oxygen."
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