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7,844 results for: Geology
- Humans
Science News of the Year 2006
A review of important scientific achievements reported in Science News during the year 2006.
By Science News - 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 […]
By Science News - 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.
By Ron Cowen - 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.
By Sid Perkins - 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.
By Ron Cowen - 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.
By Susan Milius - 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.
By Ben Harder - Chemistry
Gritty Clues
Archaeologists are tying chemical signatures found in the soil to past human activity.
- Earth
Invisible Rivers
The fresh water that seeps from continents into coastal waters via submarine springs is a phenomenon that many scientists are just beginning to appreciate, model, and accurately measure.
By Sid Perkins - Humans
Books for Late Summer
The writers of Science News present wide-ranging recommendations of books for readers to pack for their late-summer vacations.
By Science News - Ecosystems
Light All Night
New digital images demonstrate that artificial light from urban areas penetrates deep into some of America's most remote wild places, where it may disrupt ecosystems that have evolved with a nightly quota of darkness.
By Ben Harder