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Earth’s oldest rocks discovered in remote Canadian wilderness - 4.16 billion years old
In a windswept stretch of northern Quebec, where the Arctic wind kisses the shores of Hudson Bay, and the summer sun barely crests the horizon, scientists believe they’ve uncovered pieces of Earth ...
Scientists at MIT have found compelling chemical evidence that Earth’s earliest animals were likely ancient sea sponges.
In 1869, John Wesley Powell was studying layers of rock in the Grand Canyon when he noticed an unconformity in the layers. Around a billion years were missing, and the problem turned out to be global.
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