Earth

  1. 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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  2. 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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  3. 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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  4. 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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  5. 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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  6. 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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  7. Chemistry

    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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  8. 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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  9. Physics

    Frozen’s ice queen commands ice and snow — maybe we can too

    In the Frozen movies, Elsa magically manipulates snow and ice. But scientists, too, make snowflakes. If they reinforce it, architects can build with ice and snow.

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  10. Planets

    Astronomers spot new type of storm on Saturn

    These storms are bigger and longer lasting than squalls but not nearly as massive as this planet's Great White Spots.

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  11. Materials Science

    Sunflower-like rods could boost efficiency of solar collectors

    A new material bends to follow the sun. Rods made from it could soak up far more of the sun’s light than ordinary solar collectors.

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  12. Earth

    Explainer: Earth — layer by layer

    Explore the sizzling heat, unimaginable pressures — and some surprise diamonds — that sit beneath our feet. This is the side of Earth that you can’t see.

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