7,845 results
7,845 results for: Geology
- Earth
The Mountain
Tall, steep slopes, a crest of glacial ice that's larger than that on any other mountain in the lower 48 United States, and a burgeoning population in its surrounding valleys combine to make Washington state's Mt. Rainier the most dangerous volcano in America.
- Earth
Hard rock jellies: Throng of rare fossils found in Midwest quarry
A Wisconsin sandstone quarry recently served up a rare scientific find nearly a half billion years in the making: fossils of an armada of jellyfish that stud the site’s stone slabs.
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From the March 19, 1932, issue
EXPLOSIONS USED TO LOCATE OIL FIELDS IN SOUTHWEST A beautiful explosion, so large that the camera could only catch a part of it with sufficient clarity to detail its streaked and billowing effects, is reproduced on the front cover of this week’s Science News Letter. It is one of hundreds of such blasts that have […]
- Paleontology
Did Mammals Spread from Asia? Carbon blip gives clue to animals’ Eden
A new dating of Chinese fossils buttresses the idea than an Asian Eden gave rise to at least one of the groups of mammal species that appeared in North America some 55 million years ago.
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From the December 28, 1929, issue
YOUTH AND THE SEA “Captain Sylvia,” aged 6 weeks, and her mother, Mrs. J.E. Williamson upon the cover of this week’s issue look at a strange world full of fishes, corals, sharks, morays, and other denizens of the deep. The youthful scientist, symbolic of science itself and its aspirations, was a member of the Field […]
- Earth
Tube worms like it hot, but larvae not
The larvae of some tube worms that attach themselves to the seafloor around hydrothermal vents can't stand the heat there, but they go into a state of suspended animation when they drift into the chilly water nearby.
- Earth
Warm spell did little for Eocene flora
A rapid warming period that began the Eocene epoch dramatically reshaped North America's animal community but not the continent's plants.
- Earth
A Confluence of Contaminants: Streams’ organic mix may pose environmental risk
The combined effects of at least some of several dozen organic contaminants newly identified in U.S. streams may pose risks to aquatic organisms.
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From the January 30, 1932, issue
MONTE ALBAN TREASURE MAY SET JEWELRY STYLE The proud inhabitants of Oaxaca, in whose vicinity the Mixtec treasure tomb was found, think they are going to set the worlds jewelry styles. A casual glance at the ornaments and trinkets reveals that archaeology has already influenced modern jewelers. One of the most beautiful objects found in […]
- Earth
Desert glass: Is it baked Australia?
A profusion of fused, glassy material found on the desert plain of southern Australia might be the result of the intense heat from an extraterrestrial impact.
- Ecosystems
Mistletoe, of all things, helps juniper trees
A mistletoe that grows on junipers may do the trees a favor by attracting birds that spread the junipers' seeds.
- Humans
Official chooses Nevada for nuclear waste
On Jan. 10, Energy Secretary Spencer Abraham notified Nevada's Governor Kenny Guinn by telephone that he intends to recommend that southwestern Nevada's Yucca Mountain site serve as the nation's long-term geological depository for high-level nuclear waste.
