News tagged with mineral composition

New analysis of clay deposits in ancient Martian Lakes

Mars was once a much wetter world than it is now, with hot springs, rivers, lakes and perhaps even oceans. Just how wet exactly, and for how long, is still a subject of considerable debate. One vital clue ...

Space & Earth / Space Exploration

created Mar 16, 2012 | popularity 4.5 / 5 (2) | comments 0

LRO observes final lunar eclipse of the year

(PhysOrg.com) -- Orbiting 31 miles above the lunar surface, NASA's Lunar Reconnaissance Orbiter (LRO) spacecraft will get a "front-row seat" to the total lunar eclipse on Dec. 10, 2011.

Space & Earth / Space Exploration

created Dec 09, 2011 | popularity 5 / 5 (1) | comments 0

Good preparation is key -- even for plant cells and symbiotic fungi

Not only mineral oil and petroleum gas, also phosphorous is a scarce resource. According to well-respected scientists who gathered together for a conference in Cambridge this August, we will face significant problems relating ...

Biology / Biotechnology

created Nov 14, 2011 | popularity not rated yet | comments 0 | with audio podcast

Long-distance communication, microbial style

Scientists knew that the microbe Shewanella oneidensis transformed the electronic structure of the iron oxide it touched in the ground as well as without direct contact. Scientists from Pacific Northwest National ...

Chemistry / Biochemistry

created Oct 06, 2010 | popularity 5 / 5 (4) | comments 0

Scientist's Award Allows Her To Probe the Earth's Mantle

(PhysOrg.com) -- Sandwiched between the liquid iron outer core and the thin rocky crust we live on, the Earth's mantle is more than 1,800 miles thick, and comprises more than three-quarters of the planet's volume and nearly ...

Space & Earth / Earth Sciences

created Jun 11, 2010 | popularity 4.8 / 5 (4) | comments 0

ASU instrument plays key role in NASA mission

(PhysOrg.com) -- An instrument designed at Arizona State University to identify and map the minerals on the surface of an asteroid is a key element in a new NASA mission-concept. Philip Christensen, in the School of Earth ...

Space & Earth / Space Exploration

created Jan 06, 2010 | popularity not rated yet | comments 0

Children who often drink full-fat milk weigh less

Eight-year-old children who drink full-fat milk every day have a lower BMI than those who seldom drink milk. This is not the case for children who often drink medium-fat or low-fat milk. This is one conclusion of a thesis ...

Medicine & Health / Health

created Nov 03, 2009 | popularity 5 / 5 (4) | comments 6

Scientists closer to making implantable bone material

(PhysOrg.com) -- Scientists are closer to understanding how to grow replacement bones with stem cell technology, thanks to research published today in the journal Nature Materials.

Chemistry / Materials Science

created Jul 26, 2009 | popularity 4.3 / 5 (4) | comments 1

Alchemy in Tanzania? Gas Becomes Solid at Surface of Oldoinyo Lengai Volcano

(PhysOrg.com) -- Science has unearthed the secret to what might have been alchemy at Oldoinyo Lengai volcano in Tanzania.

Space & Earth / Earth Sciences

created May 06, 2009 | popularity 4.1 / 5 (8) | comments 0

Ultra-fine coatings on sediment grains influence nitrate and sulfate storage in soil

Tiny sediment grains are covered with a very fine-grained, complex mixture of minerals in an open fabric that results in a large surface area in contact with water between the grains. Scientists at the U.S. Geological Survey ...

Space & Earth / Environment

created Feb 23, 2009 | popularity 5 / 5 (1) | comments 0