Search Results for: Geology

Open the calendar Use the arrow keys to select a date

Can’t find what you’re looking for? Visit our FAQ page.

7,846 results

7,846 results for: Geology

  1. Earth

    More Waters Test Positive for Drugs

    Traces of drugs, excreted by people and livestock, pollute surface and ground waters in the United States, as had already been confirmed in Europe.

    By
  2. From the October 24, 1931, issue

    GLACIERS CAUSED GEOLOGICAL MOVING DAYS Evolution, not revolution is a nice-sounding catchword used on all sorts of occasions by all sorts of people, especially by conservative politicians posing as liberals. But a broad view of the evolutionary stage, recorded by a leading scientist who has just left it, indicates that evolution has often proceeded by […]

    By
  3. Earth

    The Silent Type: Pacific Northwest hit routinely by nonquakes

    Once every 14 months or so, portions of coastal British Columbia and northwestern Washington State experience a slow ground motion that, if released all at once, would generate an earthquake measuring more than 6 on the Richter scale.

    By
  4. Health & Medicine

    In Silico Medicine

    Medical researchers are increasingly turning to computer simulations to help them understand the complexity of living systems, design better drugs, and treat patients more effectively.

    By
  5. Earth

    Crisis on Tap?

    Because people are becoming ever more dependent on underground aquifers as sources of water, scientists are striving to understand better how groundwater systems interact with the water that flows across Earth's surface.

    By
  6. Earth

    Once Upon a Lake

    As Earth warmed at the end of the last ice age, the immense volumes of fresh water that occasionally and catastrophically spilled from Lake Agassiz—the long-defunct lake that formed as the ice sheet smothering Canada melted—may have caused global climate change and sudden rises in sea level.

    By
  7. Animals

    Mad Deer Disease?

    Chronic wasting disease, once just an obscure brain ailment of deer and elk in a small patch of the West, is turning up in new places and raising troubling questions about risks.

    By
  8. From the January 4, 1930, issue

    PILTDOWN MAN EARLIEST HUMAN BEING The ape-man of Darwin was read out of man’s family tree and the dawn-man of Sussex, older than 1,250,000 years, was elevated to the position of man’s progenitor by Dr. Henry Fairfield Osborn, president of the American Museum of Natural History, New York. A new picture was painted by Dr. […]

    By
  9. Earth

    Greeks sailed into ancient Trojan bay

    A combination of sedimentary analysis and careful reading of classical literature helps pinpoint where the Greek fleet that attacked Troy came ashore.

    By
  10. Earth

    Ocean View

    Ocean observatories have revealed unexpected discoveries, and now scientists want to widen the lens.

    By
  11. Ecosystems

    State of U.S. Agro-ecosystems

    About one-quarter of the United States’ land cover, excluding Alaska, is farmed–some 430 million to 500 million acres. A massive new project has just assessed this and other food-producing environments, such as coastal waters, fresh waters, and rangelands, to tally factors contributing to health. Released on Sept. 24, it indicates that most ecosystems are undergoing […]

    By
  12. Earth

    Toxic metals taint ancient dust

    A new study of dust lofted to Antarctica suggests that excess amounts of trace metals coated dust grains long before human industrial activity began loading the atmosphere with pollutants.

    By