How are eons, eras, periods, and epochs defined? #geography #geology #curiosities
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100 million years ago, squid suddenly took over the oceans
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100 million years ago, squid suddenly took over the oceans
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Watch These 8 Videos to Learn About Earth Science
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Earth's Eons: The Cambrian Period The Cambrian Period lasted for about 53 million years and marks the beginning of the Paleozoic Era, the first era of the most recent Eon, the Phanerozoic. It is best known for the Cambrian Explosion, a relatively rapid diversification of animal life during which many major animal groups first appeared in the fossil record. #science #learnontiktok #tiktoklearningcampaign #stem #evolution
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Earth's Eons: The Cambrian Period The Cambrian Period lasted for about 53 million years and marks the beginning of the Paleozoic Era, the first era of the most recent Eon, the Phanerozoic. It is best known for the Cambrian Explosion, a relatively rapid diversification of animal life during which many major animal groups first appeared in the fossil record. #science #learnontiktok #tiktoklearningcampaign #stem #evolution
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The potato’s origin was a mystery…until now
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Why do mammals keep evolving into ant-eaters?
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Why do mammals keep evolving into ant-eaters?
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Days on planet Earth used to be a lot shorter.
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This giant ancient sea monster may have been a stealth predator
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This dinosaur was literally under their parking lot
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Humans Heal Slow
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We got echidna evolution backwards
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