Engineering Design

  1. Materials Science

    Engineers borrow a tree’s cellulose to toughen new materials

    Cellulose gives plants their strength. Engineers are turning this renewable, environmentally friendly resource into brand new materials.

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  2. Animals

    Mosquitoes see red, which may be why they find us so appealing

    Mosquitoes not only see colors, but also prefer certain ones, such as the hues of human skin.

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  3. Life

    Robots made of cells blur the line between creature and machine

    Scientists are using living cells and tissue as building blocks to make robots. These new machines challenge ideas about robots and life itself.

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  4. Tech

    A new device uses atoms’ quantum weirdness to peer underground

    Quantum sensors like this one could monitor magma beneath volcanoes or uncover archaeological artifacts.

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  5. Chemistry

    A disinfectant made from sawdust knocks out deadly microbes

    It’s made by pressure-cooking sawdust and water, is cheap and easy to make — and could lead to greener cleaning products than chemicals used today.

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  6. Health & Medicine

    Sickle-cell gene therapies offer hope — and challenges

    Doctor Erica Esrick discusses existing treatments and an ongoing clinical trial for a gene therapy to treat sickle cell disease.

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  7. Tech

    Scientists Say: Machine learning

    Machine learning allows computers to learn new skills without programmers having to write out step-by-step instructions.

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  8. Archaeology

    The earliest known pants are surprisingly modern — and comfy

    This 3,000-year-old garment was not only stylish but also functional. By recreating it, scientists also unraveled its complex and multicultural origins.

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  9. Brain

    Teen inventors say: There’s got to be a better way

    Finalists in the 2022 Regeneron Science Talent Search are revamping prostheses, earthquake safety systems and air travel.

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  10. Climate

    Satellites find big climate threats — ultra-emitters of methane

    Eyes in the sky show many of the worst methane emitters are in countries that produce a lot of oil and gas, such as Russia and the United States.

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  11. Chemistry

    New process can transform urban CO2 pollution into a resource

    Researchers have developed a liquid metal that breaks down carbon dioxide in the air, converting it from a climate threat into a valuable raw material.

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  12. Animals

    These flying robots protect endangered wildlife

    Flying drones make conservation work much easier. Around the world, drones and artificial intelligence help scientists study or protect endangered animals.

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