If the world exploded, what proportion of the rocks floating in space would have evidence of life? (continued) ...
Life has colonised all the niches on the planet that are available. Currently, the whole of the surface and certain places deep below it host life or show signs of its presence. However, Earth’s crust ...
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A Comet That Exploded Over Earth 12,800 Years Ago May Have Triggered Centuries of Bitter Cold
In 2024, scientists studying ancient sediments in the eastern United States reported signs of a comet exploding in Earth’s skies 12,800 years ago. That event, they suggested, might have plunged the ...
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