MS-LS4-2
Apply scientific ideas to construct an explanation for the anatomical similarities and differences among modern organisms and between modern and fossil organisms to infer evolutionary relationships.
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HumansLet’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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ArchaeologyNeandertals 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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FossilsLet’s learn about pterosaurs
These ancient flying reptiles were not dinosaurs, but they were close relatives.
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FossilsSprinting 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 & MedicineExamining 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 -
FossilsAncient ‘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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FossilsThis big dino had tiny arms before T. rex made them cool
A predecessor to Tyrannosaurus rex, Meraxes gigas had a giant head. But the muscularity of its puny arms suggests those limbs served some purpose.
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MicrobesThis giant bacterium lives up to its name
The newly discovered Thiomargarita magnifica is about the size of your eyelash and is surprisingly complex.
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FossilsBright-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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FossilsCool Jobs: Bringing paleontology to the people
From museums to movies, these three paleontologists totally rock their connections with the public.
By Beth Geiger -
AnimalsScientists Say: Primate
Primates are mammals that tend to have big brains, forward-facing vision, fingernails and flexible hands and feet.
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ArchaeologyOur species may have reached Europe while Neandertals were there
Archaeological finds from an ancient French rock-shelter show periodic settlements by both populations, just not at the same time.
By Bruce Bower