Search Results for: antarctica

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1,385 results
  1. Planetary Science

    Meteorites might be more likely to strike near the equator

    Meteorites from Antarctica have helped scientists assess the total number likely to hit Earth every year — and where they are most likely to fall.

  2. Oceans

    Large-scale changes in Earth’s climate may originate in the Pacific

    A new study suggests that the melting of Alaska’s glaciers into the North Pacific could have far-ranging effects on ocean circulation and the climate.

  3. Readers ask about the size of the Milky Way, ancient rainforests and COVID-19

  4. Climate

    The largest Arctic ozone hole ever measured is hovering over the North Pole

    A strong polar vortex in early 2020 led to what may be a record-breaking hole in the ozone layer over the Arctic.

  5. Paleontology

    Ancient Lystrosaurus tusks may show the oldest signs of a hibernation-like state

    Oddball ancestors of mammals called Lystrosaurus might have slowed way down during polar winters.

  6. Climate

    New maps show how warm water may reach Thwaites Glacier’s icy underbelly

    New seafloor maps around Thwaites Glacier in Antarctica reveal how deep channels could help warm ocean water melt the glacier from below.

  7. Earth

    50 years ago, an Antarctic fossil pointed to Gondwanaland’s existence

    Fifty years ago, fossils from Antarctica helped seal the deal that the southern continents were once connected in one, giant landmass called Gondwanaland.

  8. Science & Society

    These science claims from 2020 could be big news if confirmed

    Scientific findings reported this year that still need more proof include potential signs of life on Venus and Earth’s oldest parasites.

  9. Climate

    These women endured a winter in the high Arctic for citizen science

    Two women have spent the winter on the Norwegian archipelago of Svalbard to collect data for climate scientists around the world.

  10. Space

    Neutrinos could reveal how fast radio bursts are launched

    Highly magnetized stellar corpses called magnetars may be the source of two different cosmic enigmas: fast radio bursts and high-energy neutrinos.

  11. Earth

    A new map is the best view yet of how fast Antarctica is shedding ice

    Stitching together data from several satellite missions allowed scientists to create the most comprehensive map of Antarctic ice flow ever.

  12. Health & Medicine

    Here’s why COVID-19 vaccines like Pfizer’s need to be kept so cold

    Both Pfizer and Moderna built their vaccines on RNA. Freezing them keeps their fragile components from breaking down.