MS-LS4-1
Analyze and interpret data for patterns in the fossil record that document the existence, diversity, extinction, and change of life forms throughout the history of life on Earth under the assumption that natural laws operate today as in the past.
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Humans
Let’s learn about Neandertals
Neandertals are an extinct species closely related to modern humans. They made tools and jewelry, controlled fires and cared for their sick.
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Fossils
An ancient ichthyosaur graveyard may have been a breeding ground
Some 230 million years ago, huge dolphin-like reptiles appear to have gathered to breed in safe waters, just as many whales do today.
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Archaeology
Neandertals were a lot like our human ancestors
From toolmaking to healthcare, new research finds that Neandertals shared many cultural and social similarities with our human ancestors.
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Fossils
Let’s learn about pterosaurs
These ancient flying reptiles were not dinosaurs, but they were close relatives.
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Fossils
Sprinting reptiles may have been forerunners of soaring pterosaurs
A new analysis of an old fossil supports the idea that winged pterosaurs evolved from swift and tiny two-legged ancestors.
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Health & Medicine
Examining Neandertal and Denisovan DNA wins a 2022 Nobel Prize
Svante Pääbo figured out how to examine the genetic material from these hominid ‘cousins’ of modern humans.
By Tina Hesman Saey and Aimee Cunningham -
Fossils
Bizarre ancient critter has spines but no anus
The spiny discovery moves this minion lookalike off a distant limb on the human family tree.
By Anna Gibbs -
Animals
Analyze This: Bulky plesiosaurs may not have been bad swimmers after all
Long-necked plesiosaurs were thought to be slow swimmers. But new research suggests the animals’ large size helped them overcome water resistance.
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Fossils
Ancient ‘ManBearPig’ mammal lived fast — and died young
Developing in the womb for a while — but being born ready to take on the world — may have helped post-dinosaur mammals rise to dominance.
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Fossils
Bright-colored feathers may have topped pterosaurs’ heads
Fossil remains of a flying reptile hint that their vibrant crests may have originated 250 million years ago in a common ancestor with dinosaurs.
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Humans
Scientists Say: Denisovan
The Denisovans were a recently discovered population of ancient hominids.
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Fossils
One of the earliest meat-eating mammals was saber-toothed
Millions of years before the evolution of saber-toothed cats, a newly discovered "hypercarnivore" prowled the forests of what is now San Diego.