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632 matches found for "deposits"

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Why Huge Bands of Iron Formed Billions of Years Ago on Earth’s Surface

Because these deposits carry information about early Earth’s surface conditions and climate changes, as well as provide much of modern industry’s iron resources, interested researchers have cast a wid...

Earth Sciences | nachricht Read more
Central Africa's tropical Congo Basin was arid, treeless in Late Jurassic

The Congo Basin — with its massive, lush tropical rain forest — was far different 150 million to 200 million years ago. At that time Africa and South America were part of the single continent Gondwana...

Earth Sciences | nachricht Read more
Researchers find new way to attack inflammation in Graves' eye disease

A small group of patients with severe Graves' eye disease experienced rapid improvement of their symptoms — and improved vision — following treatment with the drug rituximab. Inflammation around...

Health and Medicine | nachricht Read more
Fortuitous Research Provides First Detailed Documentation of Tsunami Erosion

Now, for the first time, a group of scientists working in the Kuril Islands off the east coast of Russia has documented the scope of tsunami-caused erosion and found that a wave can carry away far mor...

Earth Sciences | nachricht Read more
Volcanoes Played Pivotal Role in Ancient Ice Age, Mass Extinction

Perhaps ironically, these volcanoes first caused global warming -- by releasing massive amounts of carbon dioxide into the atmosphere.When they stopped erupting, Earth’s climate was thrown off...

Earth Sciences | nachricht Read more
Saving Sand: South Carolina Beaches Become a Model for Preservation

Although they studied only a limited segment of beach, their work is a model for beach preservation that can apply elsewhere. And with talk of “balancing the sand budget” and money saved on restoratio...

Earth Sciences | nachricht Read more
Manipulating Brain Inflammation May Help Clear Brain of Amyloid Plaques

In fact, inflammation helps clear the brain of these noxious amyloid plaques early in the disease development, as seen from studies in mice that are predisposed to the disorder, say the researchers in...

Life Sciences | nachricht Read more
Climate models don't tell the full story

He examined climate changes that have taken place over the past 800,000 years, and discovered that the melting icebergs in the North Atlantic and changes in the El Niño Southern Oscillation have a gre...

Studies and Analyses | nachricht Read more
Cuts to Mississippi levees could build new land in sinking delta

For decades, sea-level rise, land subsidence, and a decrease in river sediment have caused vast swaths of the Mississippi Delta to vanish into the sea. The anticipated buildup of new land in a portion...

Earth Sciences | nachricht Read more
Alzheimer mice: Microglia cells are neither involved in formation nor clearance of amyloid deposits

In the brains of Alzheimer patients deposits of patholgical amyloid-beta protein, so-called amyloid plaques, are found. Since amyloid-beta protein plays a key role in the pathogenesis of Alzheimer...

Life Sciences | nachricht Read more
RV Polarstern on its way into the Antarctic

Research vessel Polarstern will start its journey October 16th from Bremerhaven to its 26th expedition into Antarctica. The expedition consists of four legs and leads Polarstern, operated by the Alfre...

Earth Sciences | nachricht Read more
Alfalfa sprouts key to discovering how meandering rivers form and maintain

Sinuous, meandering streams produce diverse and wildlife-rich habitats and are the aim of many river restoration efforts, but until now, the bank, water flow and sediment conditions required to form a...

Ecology, The Environment and Conservation | nachricht Read more
New analysers to unlock mineral value

Scientists are working on a new range of materials characterisation analysers and techniques that could help unlock the value contained in Australia’s mineral deposits and improve processing performan...

Materials Sciences | nachricht Read more
CU-Boulder space scientists set for final spacecraft flyby of Mercury

The spacecraft will zip within 142 miles of the planet's surface at more than 100,000 miles per hour on Sept. 29, taking high-resolution color images of the surface terrain. MESSENGER also will b...

Physics and Astronomy | nachricht Read more
Enzyme is key to clogged arteries

They have discovered that an enzyme called matrix metalloproteinase-8 plays a crucial role in raising blood pressure and causing abnormal build-up of cells in the arteries – both of which increase the...

Life Sciences | nachricht Read more
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