Some parts of North America will witness a total solar eclipse in April 2024. This may seem far away, but you should think about preparing for this rare and fascinating phenomenon.
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A recent study shows that the Earth’s water could come directly from the oxygen and hydrogen present in the rocks that formed it, and not from a late supply by asteroids.
Of all the planets in the solar system, there’s a reason we call Earth home. It’s made of just the right stuff. It’s not too small, or too big, or too hot or too cold. It’s just right.
It helps if you imagine the ground here on Earth as a big heater. It keeps us warm, and if you move away from the heater you feel cold.
As strange as it sounds, rocks are made from stardust.
Top contributors
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Professor of Geology, University of Adelaide
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Professor, Queensland University of Technology
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Queensland University of Technology
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Professeur Titulaire. École d'optométrie. Expertise en santé oculaire et usage des lentilles cornéennes spécialisées, Université de Montréal
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Géochimiste, chargé de recherche CNRS au Centre de recherches pétrographiques et géochimiques de Nancy, Université de Lorraine
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Senior Lecturer, Queensland University of Technology
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Lecturer, University of Cape Town
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Cosmochimiste, chargée de recherche CNRS au Centre de Recherches Pétrographiques et Géochimiques (CRPG) de Nancy, CNRS, Université de Lorraine
