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.

More Stories in MS-LS4-1

  1. Animals

    Analyze This: Primates may have evolved in the cold

    Scientists thought the ancestor of humans and apes lived in the tropics. A new study points to a chilly location instead for primate evolution.

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  2. Fossils

    Prehistoric ‘sea’ monster also lurked in rivers, data show

    A 66-million-year-old fossil tooth turned up alongside remains of a T. rex and ancient crocodile. This shows some mosasaurs roamed into rivers.

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  3. Archaeology

    Neandertals used fire-making tools 400,000 years ago

    Flint, iron pyrite and fire residues found at an ancient site in England offer the earliest clear evidence of people lighting fires.

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  4. Animals

    RNA from mummified woolly mammoth is the oldest ever recovered

    Genetic details from the animal, named Yuka, give a snapshot into its last moments alive. The mammoth had been preserved in permafrost for 40,000 years.

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  5. Fossils

    Here’s why ammolite gems have a rainbow shimmer

    The fossils’ fabulous colors arise from delicate assemblies of crystal plates.

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  6. Fossils

    Newfound fossil is not a teen T. rex but a whole new species

    Now known as Nanotyrannus, this mini dino could have roamed the late Cretaceous alongside T. rex.

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  7. Humans

    Smoke-dried mummies found in Southeast Asia are the oldest known

    The corpses had been slow-dried over fires 12,000 years ago — millennia before Egyptians began mummifying their dead.

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  8. Fossils

    Baby pterosaurs likely died in violent Jurassic storms

    Two hatchlings with broken arm bones point to ancient storms as the cause of mass casualties now preserved in Germany’s Solnhofen Limestone.

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  9. Fossils

    Fossil teeth reveal some dinos were fussy eaters

    The type of calcium in those teeth points to what herbivores preferred to eat — whether soft leaves, rough twigs or something else.

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