HS-LS4-1

Communicate scientific information that common ancestry and biological evolution are supported by multiple lines of empirical evidence.

More Stories in HS-LS4-1

  1. Humans

    Scientists Say: Prehistoric

    Researchers rely on prehistoric tools and other artifacts to study the vast stretches of time before recorded history.

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  2. Math

    Bees and wasps devised the same clever math trick to build nests

    During nest building, these insects add five- and seven-sided cells in pairs. This helps their colony fit together hexagonal cells of different sizes.

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  3. Oceans

    How would a mermaid sound underwater?

    Human ears don’t work well in the water. A mermaid would need marine creature features to talk to and understand her aquatic friends.

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  4. Fossils

    This bizarre ancient predator snagged soft prey

    Scientists are rethinking how this extinct creature used the spiky limbs sticking out of its face to hunt.

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  5. Fossils

    T. rex may have hidden its teeth behind lips

    Dinosaurs like Tyrannosaurus have long been portrayed with their big teeth bared. But new research suggests this wasn’t so.

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  6. Fossils

    Ancient jellyfish? Upside down this one looks like something else

    A new look at an ancient sea animal called Essexella suggests it may have been a type of burrowing sea anemone, not a floating jelly.

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  7. Animals

    A love of small mammals drives this scientist

    Alexis Mychajliw’s science is driven by her love of animals. She now looks to tar pits and fossilized poop to understand ancient ecosystems.

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  8. 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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  9. 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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