Earth

  1. Tech

    Nanocrystal ‘painted’ films may someday help relieve summer heat

    The rainbow palette and cooling powers of new plant-based films comes from their microscopic surface patterns of tiny crystals.

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  2. Tech

    A device spots and counts honeybees hosting a dangerous parasite

    At Regeneron ISEF, three teens debuted an infrared system to detect honeybees carrying mites. It can show beekeepers when a colony needs to be treated.

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  3. Environment

    Older diesel school buses linked to more student absences

    Schools that replaced or upgraded old diesel school buses increased student attendance rates, new research shows.

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  4. Environment

    Making yards more diverse can reap big environmental benefits

    Replacing grass with native plants uses less water and fewer chemicals while providing additional benefits to people and wildlife.

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  5. Earth

    Under the ice, a hidden lake hints at its origin — and coming end

    Lake Mercer may serve as a model for better understanding the birth and life of Antarctica’s hundreds of subglacial lakes.

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  6. Earth

    A natural ‘cathedral’ lurks deep under Antarctic ice

    By drilling into this cavern, scientists have opened a window into the mysterious world of hidden lakes, their occupants — and rivers that run uphill.

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  7. Earth

    One collision could have formed the moon and started plate tectonics

    A hypothetical planet slamming into Earth 4.5 billion years ago might have set subduction into motion.

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  8. Planets

    Research on exoplanets took top award at 2023 Regeneron ISEF

    Six young researchers took home the top awards, each valued at a minimum of $50,000. Hundreds more shared nearly $9 million in prizes at international event.

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  9. Tech

    New technologies could keep people cool in a warming world

    New approaches to air conditioning aim to keep people cool with fewer greenhouse-gas emissions as our world warms.

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  10. Fossils

    Ocean life may have bounced back after the ‘Great Dying’

    Marine ecosystems may have been back in action just a million years after the most severe extinction event known.

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  11. Ecosystems

    Let’s learn about how wildfires keep ecosystems healthy

    Wildfires are so important for many ecosystems that sometimes professionals set them on purpose.

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  12. Chemistry

    Scientists Say: PFAS

    Non-stick coatings, stain-resistant cloth and other common materials leach long-lived PFAS into soil and water.

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