Search Results for: Geology
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- 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.
By Ben Harder - 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.
By Ben Harder -
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 […]
By Science News - 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.
By Sid Perkins - 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.
By Susan Milius - Paleontology
Even flossing wouldn’t have helped
Small particles trapped in minuscule cracks or pits in the teeth of plant-eating dinosaurs could give scientists a way to identify the types of greenery the ancient herbivores were munching.
By Sid Perkins -
From the June 13, 1931, issue
TWIN ALBINO ROBINS HATCHED WITH NORMAL BIRD Two albino robins, highly interesting and rather rare oddities in the bird world, have been watched from hatching to early maturity at the home of H.D. Shaw of Grinnell, Iowa, and had their pictures taken by Miss Cornelia Clarke, nature photographer. The nest was built high up on […]
By Science News -
Geo Name Game
Is your name Bob? Want to see how many lakes in the United States are named after you? (Twelve in all, and four of them are in Michigan!) The U.S. Geological Survey’s Geographic Names Information System (GNIS) contains data about nearly 2 million geographic features in the United States. Just enter a name or any […]
By Science News - 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.
By Sid Perkins - Earth
Liquid Assets
Research provides guidance on how best to bank water during times of plenty for use during subsequent droughts
By Janet Raloff - Paleontology
New fossils threaten an extinction theory
Recent discoveries of long-dead marine invertebrates call into question the occurrence of a catastrophic global extinction during the Late Devonian period, between 385 and 375 million years ago.
By Ben Harder - Animals
When rare species eat endangered ones
To cut down on their salmon smolt catch, Caspian terns were encouraged to move from one island to another in the Columbia River.
By Susan Milius