Earth

  1. 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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  2. 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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  3. 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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  4. Environment

    Australian fires have imperiled up to 100 species

    As massive wildfires consume huge swaths of Australia’s bush, untold species — many of them found nowhere else — are now threatened with extinction.

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  5. Life

    Why some whales become giants and others are only big

    Being big helps whales access more food. But just how big a whale can get is influenced by whether it hunts or filter-feeds.

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  6. Climate

    5 things to know about the climate-saving benefits of tree planting

    A recent analysis of the benefits of massive efforts to plant more trees triggered a firestorm of controversy.

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  7. Earth

    Scientists Say: Firewhirl and Firenado

    Firewhirls are smallish vortices of ash and flame; firenadoes are true twisters set off by the conditions that come with a wildfire.

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  8. Environment

    Don’t toss that vape!

    Plenty of people talk about potential risks of vaping. But this teen habit also saddles schools with lots of trash — some of it quite toxic.

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  9. Life

    Scientists Say: Nutrient

    Nutrients provide living things, from bacteria to animals, with the energy and materials to grow. But too much of a nutrient can sometimes cause harm.

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  10. Climate

    Hotspots found for lightning’s superbolts

    A nine-year survey reveals where and when the most energetic lightning strikes — and it’s not what scientists expected.

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  11. Plants

    Scientists look to hack photosynthesis for a ‘greener’ planet

    Photosynthesis turns sunlight into energy for plants. Scientists want to know more about it, imitate it — even improve it.

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  12. Earth

    Powerful storms may be causing ‘stormquakes’ offshore

    A perfect-storm mixture of hurricane, ocean and seafloor structures can create distinct seismic signals that have now been named ‘stormquakes.’

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