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. The Pantheon in Rome still stands including its soaring dome.

    These chemists cracked the code to long-lasting Roman concrete

    Roman concrete has stood the test of time, so scientists searched ruins to unlock the ancient recipe that could help architecture and climate change.

  2. An aerial view of Mountain Pass rare earth mine in southeastern California,

    Rare earth mining may be key to our renewable energy future. But at what cost?

    We take you inside Mountain Pass, the only rare earth mine in the United States.

  3. photo of cars backed up on a freeway with a sign above that reads, "EXTREME HEAT SAVE POWER 4-9PM STAY COOL"

    Extreme weather in 2022 showed the global impact of climate change

    Heat waves, floods, wildfires and drought around the world were exacerbated by Earth’s changing climate.

  4. An illustration of Shonisaurus popularis, ancient dolphinlike reptiles, swimming in water

    Mysterious ichthyosaur graveyard may have been a breeding ground

    Some 230 million years ago, massive dolphinlike reptiles gathered to breed in safe waters — just like many modern whales do, a study finds.

  5. The surface of Jupiter's moon Europa, showing cracks and ridges in the ice

    NASA’s Juno spacecraft’s mission has lasted longer than expected

    NASA’s Juno spacecraft continues to send back revealing new close-ups of Jupiter and its closest moons.

  6. A photo from a high angle of the Grand Prismatic Hot Spring

    No, Yellowstone isn’t about to erupt, even after more magma was found

    A new study offers the best views yet of what lurks beneath the Yellowstone supervolcano.

  7. A photo of the eruption of Hunga Tonga-Hunga Ha’apai volcano.

    The Hunga Tonga volcano eruption touched space and spawned a lightning blitz

    The eruption of the Hunga Tonga-Hunga Ha’apai volcano in the Pacific Ocean earlier this year was one for the record books — in several surprising ways.

  8. A blonde woman points at a tooth on T. rex skull dubbed Maximus

    Why the sale of a T. rex fossil could be a big loss for science

    At least half of the roughly 120 known T. rex fossils are owned privately and not available to the public. “Maximus” may join them.

  9. Lava spewing from a fissure with smoke rising

    Hawaii’s Mauna Loa volcano is erupting. Here’s what you need to know

    A geophysicist with the U.S. Geological Survey answers questions about the recent eruption of the world's largest active volcano.

  10. Iceberg A68a in the Southern Ocean during July 2020

    Here’s what happened to the Delaware-sized iceberg that broke off Antarctica

    The powerful pull of currents in the Southern Ocean probably pulled apart the largest remnant of a massive iceberg that split off Antarctica in 2017.

  11. illustration of two Scleromochlus taylori reptiles surrounded by fern leaves

    Pterosaurs may have evolved from tiny, fast-running reptiles

    A mysterious little ground-dwelling reptile unearthed in a Scottish sandstone over 100 years ago turns out to be part of a famous flying family.

  12. illustration of brown and tan Xiushanosteus mirabilis fish underwater

    Ancient fish fossils highlight the strangeness of our vertebrate ancestors

    New fossils are revealing the earliest jawed vertebrates — a group that encompasses 99 percent of all living vertebrates on Earth, including humans.