Search Results for: Geology

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7,846 results

7,846 results for: Geology

  1. Math

    Born half a century ago, chaos theory languished for years

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  2. Humans

    Eruption early in human prehistory may have been more whimper than bang

    If Hollywood’s right, the apocalypse will be brutal. Aliens, nuclear war, zombies, plague, enslavement by supersmart robots — none of them are good endings. Some archaeologists, however, believe an apocalypse has already come and gone. About 75,000 years ago, they say, a monster volcanic eruption nearly wiped out humankind, leaving behind only a few thousand people to […]

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  3. Science Past from the issue of December 1, 1962

    NEW DATING METHOD FOR MILLION-YEAR-OLD FOSSILS — A new radioactive dating method promises to close one of the major remaining gaps in methods of fixing dates on the geological and archaeological time scales. The new procedure, based on radioactive inequality in nature between uranium-234 and its parent U-238, was originated by David Turber of Columbia’s […]

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  4. Environment

    Atomic ant sand

    Robb Hermes asked for sand ants to get samples of Trinitite, a material created in the test blasts of the first atomic bomb.

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  5. Earth

    Earth scientists think it’s time to sync their geological clocks

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  6. Earth

    Quakes may bring nearby rocks closer to rupture

    Lab studies could explain how a seemingly stable geologic fault can fail.

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  7. Quantum Physics

    Quantum timekeeping

    Recent advances in controlling the quantum behavior of particles have inspired physicists to dream of a global clock that would tell the same time everywhere. It would be hundreds of times as accurate as current atomic clocks.

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  8. Earth

    Groundwater isolated for eons

    At least 1.5 billion years after it last saw the surface, flowing liquid may host life.

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  9. Climate

    Grape expectations

    Global warming has delivered long, warm growing seasons and blockbuster vintages to the world’s great wine regions. But by mid-century, excessive heat will push premium wine-making into new territory.

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  10. Anthropology

    Human ancestors scrambled to their feet, a new explanation for bipedalism asserts

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  11. Humans

    Obama seeks R&D funding boost in tough times

    The administration’s proposed budget for fiscal year 2014 lifts nondefense research spending by 9 percent.

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  12. 101 American Geo-Sites You’ve Gotta See (Geology Underfoot) by Albert B. Dickas

    This handy guide has plenty of labeled photos and diagrams to help you find geological sites of interest in all 50 states. Mountain Press, 2012, 250 p., $24

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