7,847 results
7,847 results for: Geology
- Earth
Intrepid Explorer
A robotic torpedo called an autonomous underwater vehicle has provided scientists with an unprecedented look at the underside of an Antarctic ice shelf.
-
19559
It was interesting to read of processing mundane noise to produce an ultrasound image of the geology of Los Angeles. A big question in the state is the deep structure of San Francisco Bay. Clearly, the bay and the valleys extending to its northwest and southeast form a rift valley. But it’s difficult to observe […]
- Earth
Region at Risk
Scientists are still analyzing the magnitude 7.9 quake that struck San Francisco a century ago and, at the same time, are scrambling to estimate when the next large quake will strike the Bay Area.
- Humans
Science News of the Year 2006
A review of important scientific achievements reported in Science News during the year 2006.
- Humans
Letters from the July 23, 2005, issue of Science News
Clearly a problem? “Built for Blurs: Jellyfish have great eyes that can’t focus” (SN: 5/14/05, p. 307) states that “the resulting blurred view is good enough for spotting large objects such as mangrove roots.” It seems to me that the article is missing the crucial biological question presented by these eyes. My understanding is that […]
- Planetary Science
Cassini eyes youthful-looking Saturnian moon
On July 14, the Cassini spacecraft came within 175 kilometers of the south polar region of Saturn's bright, tiny moon Enceladus, revealing a tortured terrain of faults, folds, and ridges.
- Paleontology
Mammoth Findings: Asian elephant is closest living kin
DNA studies suggest that the woolly mammoth is more closely related to the Asian elephant than to the African elephant.
- Planetary Science
Enceladus: Small but feisty
Close-up observations of Saturn's tiny moon Enceladus reveal that its south pole is hotter than its equator and that the icy satellite continues to undergo eruptions.
- Chemistry
Whiff Weapon: Pheromone might control invasive sea lampreys
Researchers have characterized the primary components of the migratory pheromone that guides sea lampreys to suitable spawning areas.
- Animals
Great Galloping Crinoids: Lilylike sea animal takes a brisk walk
A sea creature called a stalked crinoid may look as motionless as a flower on a stem but a video has revealed it practically jogging across the ocean floor. Video.
- Earth
Global Wetting and Drying: Regions face opposing prospects for water supply
In the next half century, rivers and streams in some parts of the world will diminish in flow, while waterways elsewhere rise in output, according to a new analysis of climate simulations.
- Chemistry
Gritty Clues
Archaeologists are tying chemical signatures found in the soil to past human activity.
