Carolyn is the Earth & Climate writer at Science News. Previously she worked at Science magazine for six years, both as a reporter covering paleontology and polar science and as the editor of the news in brief section. Before that she was a reporter and editor at EARTH magazine. She has bachelor’s degrees in Geology and European History and a Ph.D. in marine geochemistry from MIT and the Woods Hole Oceanographic Institution. She’s also a former Science News intern.

All Stories by Carolyn Gramling

  1. illustration of bison and mammoths

    Why won’t this debate about an ancient cold snap die?

    Critics are still unconvinced that a comet caused a mysterious cold snap 12,800 years ago.

  2. Cotopaxi, volcano in Ecuador

    This volcano revealed its unique ‘voice’ after an eruption

    Identifying patterns in a volcano’s low-frequency sounds could help monitor its activity.

  3. amber

    These newfound frogs have been trapped in amber for 99 million years

    Trapped in amber, 99-million-year-old frog fossils reveal the amphibians lived in a wet, tropical climate.

  4. Satellite image of Hurricane Harvey

    Tropical cyclones have slowed over the last 70 years

    Tropical cyclones are moving 10 percent slower, on average, than they did in the mid-20th century, potentially making them more dangerous.

  5. tetrapod illustration

    The first land-walking vertebrates may have emerged from salty estuaries

    Early tetrapods were transitional creatures — not only between land and water, but also between fresh and salty environments.

  6. honeybee

    Keeping global warming to 1.5 degrees C helps most species hold their ground

    Holding global warming to 1.5 degrees Celsius by 2100 could help protect tens of thousands of insect, plant and vertebrate species.

  7. Kilauea volcano

    No, Kilauea won’t cause mass destruction

    A steam explosion at Kilauea isn’t anything like the explosive eruptions of certain other volcanoes.

  8. Paleontology

    Here’s how hefty dinosaurs sat on their eggs without crushing them

    Some heavier dinos had a strategy to keep eggs warm without crushing them: sit in an opening in the middle of the clutch instead of on top of them.

  9. lava on road

    How long will Kilauea’s eruption last?

    A volcanologist with the U.S. Geological Survey answers burning questions about the ongoing Kilauea eruption.

  10. Climate

    Globetrotting tourists are leaving a giant carbon footprint on the Earth

    Globetrotters are responsible for about 8 percent of the world’s greenhouse gas emissions.

  11. Ichthyornis dispar skull and illustration

    This ancient fowl bit like a dinosaur and pecked like a bird

    A new fossil of Ichthyornis dispar helped scientists create a 3-D reconstruction of the ancient bird’s skull, shedding light on early bird evolution.

  12. Pohang quake damage

    Pumping water underground for power may have triggered South Korean quake

    A 2017 South Korean earthquake may have been caused by human activities, two new studies suggest.