All Stories

  1. Brain

    Patterns in brain activity can identify who will struggle to read

    Certain patterns of brain activity predict whether teens are strong readers or will struggle. Those diagnostic patterns show up even when doing math.

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  2. Chemistry

    Level up your demonstration: Make it an experiment

    What’s the difference between a demonstration and an experiment? Questions, measurements and many, many replications.

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  3. Plants

    Dinosaur-killing asteroid radically changed Earth’s tropical forests

    The asteroid collision initially reduced the diversity in what had been sunny tropical rainforests. In time, the forests would become permanently darker.

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  4. Math

    Scientists Say: Pi

    Pi is the ratio of a circle’s circumference to its diameter. But some mathematicians say life would be easier if we used a different ratio instead.

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  5. Microbes

    Several plant-like algae can morph into animal-like predators

    Single-celled green algae swim through water as free cells. Most use only photosynthesis for their energy. But not all of them, a new study shows.

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  6. Brain

    Search for ‘rewards’ is big driver in remodeling a teen’s brain

    Communication ‘highways’ in the brain undergo a major overhaul as children morph into adults. Dopamine plays a big role in this remodeling project.

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  7. Brain

    Explainer: What is a neuron?

    From the moment you are born, cells called neurons sense information, process it and then pass it on. Neurons allow you to do everything that you do.

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  8. Physics

    Light levitation might help explore Earth’s ‘ignorosphere’

    A toy called a light mill inspired researchers to invent a new way to fly. They’re using light to levitate small nanotube-coated discs.

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  9. Space

    Ingenuity helicopter makes history by flying on Mars

    The copter's 40-second-long flight in the Red Planet’s thin air is only the first in a planned series of daring flights.

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  10. Health & Medicine

    Let’s learn about exercise

    Our bodies — from our muscles to our brains — love a good workout. Scientists are always learning new things about exercise.

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  11. Earth

    Earth as you’ve never seen it before

    Earth is a sphere. Flat maps distort features on that sphere, usually by a lot. Now three scientists think they may have the best solution yet for flattening the planet.

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  12. Fossils

    Scientists Say: Dinosaur

    Dinosaurs emerged between 243 and 233 million years ago. While some died out 66 million years ago, others are still with us — birds.

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