7,844 results
7,844 results for: Geology
- Earth
Spotting danger from on high
Airborne sensors can identify mineral outcrops and soil that may contain natural asbestos.
- Chemistry
How leaves could monitor pollution
Trees near high-traffic areas accumulate tiny particles.
- Space
Water on the moon: How much?
Ron Cowen reports from the annual meeting of the American Astronomical Society’s Division for Planetary Sciences.
- Earth
Feds propose banning giant snakes
Today, the U.S. Fish & Wildlife Service announced plans to ban the importation and interstate transport of nine species of giant snakes. It’s a good idea, but a little like closing the barn door after the horse — or in this case, the pythons and anacondas — got loose.
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As the worms churn
Burrowing animals mix soil and sediments, shaping the environment and scientists’ understanding of it.
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- Earth
Seismology in your backyard (and on your Twitter feed)
With two USGS programs, Twitter, inexpensive seismic equipment transform citizens into scientists.
- Earth
Hydrothermal vent environments not unchanging
Once-rare organisms can become dominant, probably as some environmental conditions change over time.
- Life
Dinosaurs broiled, not grilled
Debris from K-T impact could have been heat source and heat shield.
- Earth
Footprints could push back tetrapod origins
Newly discovered trackways much older than previous evidence for sea-to-land transition.
- Earth
GPS bolsters view that big Cascadia quakes could hit inland
Satellite tracking of plate movements shows that a magnitude-9 tremor in Pacific Northwest could strike close to urban areas.
- Space
Titan may host prebiotic brew
Saturn’s moon Titan may harbor a prebiotic mix of chemicals similar to those present at the dawn of life on Earth.
