All Stories

  1. Animals

    Drones might one day capture a dolphin’s breath in midair

    High-speed footage of dolphin spray reveals that droplets blast upward at speeds close to 100 kilometers per hour.

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  2. Physics

    Scientists Say: Decibel

    A decibel is a unit of measurement that describes a sound’s volume. It’s used for sounds that are in the range of human hearing.

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  3. Math

    Color-changing fibers help unravel a knotty problem

    Experiments with colorful fibers helped scientists discover a few simple rules on why the strength of various types of knots differs.

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  4. Health & Medicine

    Updated: Your most urgent questions about the new coronavirus

    Researchers have more questions than answers right now about 2019-nCoV. They’re racing to understand and stop the coronavirus and the health crisis it poses.

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  5. Earth

    Help for a world drowning in microplastics

    Microplastic pollution in our oceans and lakes is a problem. Scientists are testing solutions — from more biodegradable recipes to nanotechnology.

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  6. Materials Science

    Here’s how to hide some objects from heat-sensing cameras

    A special coating that conceals temperature information from heat-detecting cameras might someday be used as a privacy shield.

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  7. Health & Medicine

    The many challenges of corralling a coronavirus outbreak

    The Chinese government has quarantined millions of people in hopes of limiting spread of a new coronavirus. But no one yet knows how much this will help.

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  8. Oceans

    Healthy coral reef sounds attract fish searching for a home

    Playing the sounds of a healthy reef can help attract fish to dying corals, helping rebuild their community.

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  9. Ecosystems

    Newfound desert soil community lives on sips of fog

    Lichens and other fungi and algae team up to form a 'grit-crust' on the parched soil of Chile’s Atacama Desert. Those species slake their thirst with moisture from coastal fog.

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  10. Ecosystems

    Scientists Say: Estuary

    This is where a freshwater river meets a salty sea. This environment has brackish water, a mix of saltwater and freshwater.

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