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News articles about "Minerals"

Martian clay contains chemical implicated in the origin of life, astrobiologists find

chemical, chemical, Chemical, Chemical
Researchers from the University of Hawaii at Manoa NASA Astrobiology Institute UHNAI have discovered high concentrations of boron in a Martian meteorite When present in its oxidized form borate boron may have played a key ... - Read More

Life-producing phosphorus carried to Earth by meteorites

Phosphorus, phosphorus, Earth, earth
Scientists may not know for certain whether life exists in outer space but new research from a team of scientists led by a University of South Florida astrobiologist now shows that one key element that ... - Read More

Roman seawater concrete holds the secret to cutting carbon emissions

Emissions
The chemical secrets of a concrete Roman breakwater that has spent the last 2 000 years submerged in the Mediterranean Sea have been uncovered by an international team of researchers led by Paulo Monteiro of ... - Read More

Disappearance of stromatolites, earliest visible manifestation of life: Ancient enigma solved?

Structure, Structure
The widespread disappearance of stromatolites the earliest visible manifestation of life on Earth may have been driven by single celled organisms called foraminifera The findings by scientists at Woods Hole Oceanographic Institution WHOI Massachusetts Institute ... - Read More

Scientists find possible solution to an ancient enigma

Solution
The widespread disappearance of stromatolites the earliest visible manifestation of life on Earth may have been driven by single celled organisms called foraminifera The findings by scientists at Woods Hole Oceanographic Institution WHOI Massachusetts Institute ... - Read More

Scientists develop CO2 sequestration technique

Ocean, Carbon, Ocean, carbon
Lawrence Livermore scientists have discovered and demonstrated a new technique to remove and store atmospheric carbon dioxide while generating carbon negative hydrogen and producing alkalinity which can be used to offset ocean acidification The team ... - Read More

Carbon capture: Making use of minerals

Ammonium salts could provide a viable way of removing carbon dioxide from the atmosphere via carbon mineralization Removing excess carbon dioxide CO2 from the atmosphere may be essential to curb severe climate change Possible but ... - Read More

Geochemist aids development of geologic time scale for study of Earth's history

Time
A Boise State University researcher has taken a lead role in developing the most current timetable on Earth's geologic history Geochemist Mark Schmitz is one of four editors on The Geologic Time Scale 2012 or ... - Read More

Smoke signals: How burning plants tell seeds to rise from the ashes

Plants, plants
In the spring following a forest fire trees that survived the blaze explode in new growth and plants sprout in abundance from the scorched earth For centuries it was a mystery how seeds some long ... - Read More

Vaterite: Crystal within a crystal helps resolve an old puzzle

Crystal
With the help of a solitary sea squirt scientists have resolved the longstanding puzzle of the crystal structure of vaterite an enigmatic geologic mineral and biomineral Share This See Also Graphene Biochemistry Physics Materials Science ... - Read More

Rethinking early atmospheric oxygen: Possibility of more dynamic biological oxygen cycle on early Earth than previously supposed

Oxygen, Oxygen, oxygen
A research team of biogeochemists at the University of California Riverside has provided a new view on the relationship between the earliest accumulation of oxygen in the atmosphere arguably the most important biological event in ... - Read More

What planets are made of: Findings establish counterintuitive potential planet-forming materials

Planets
A team of researchers led by Artem R Oganov a professor of theoretical crystallography in the Department of Geosciences has made a startling prediction that challenges existing chemical models and current understanding of planetary interiors ... - Read More

Geoscientists Predict New Compounds Could Change Our View of What Planets are Made of

a much cheaper route compared to traditional experimental methods ” said Zhu  “It is known that MgO makes up about 10 percent of the volume of our planet and on other planets this fraction can ... - Read More

Iron in primeval seas rusted by bacteria

Bacteria, bacteria
Researchers from the University of Tübingen have been able to show for the first time how microorganisms contributed to the formation of the world's biggest iron ore deposits The biggest known deposits in South Africa ... - Read More

Carbon dioxide removal can lower costs of climate protection

Protection
Directly removing CO2 from the air has the potential to alter the costs of climate change mitigation It could allow prolonging greenhouse gas emissions from sectors like transport that are difficult thus expensive to turn ... - Read More

Egyptian Wedding Certificate Key to Authenticating Controversial Biblical Text

from Augusta Honduras Now a major heritage site Augusta was founded as an English stronghold on Roatan Island from 1742 1748 and hosted a mix of English militia and indigenous Miskitu While historical documents provide ... - Read More

Origin of life: Power behind primordial soup discovered

Earth, earth
Researchers at the University of Leeds may have solved a key puzzle about how objects from space could have kindled life on Earth Share This See Also Geochemistry Near Earth Object Impacts Origin of Life ... - Read More

A comet, not an asteroid, may have killed the dinosaurs, experts propose

Earth, earth
In a geological moment about 66 million years ago something killed off almost all the dinosaurs and some 70 percent of all other species living on Earth Only those dinosaurs related to birds appear to ... - Read More

Clean electricity from bacteria? Researchers make breakthrough in race to create 'bio-batteries'

Bacteria, bacteria
Scientists at the University of East Anglia have made an important breakthrough in the quest to generate clean electricity from bacteria Share This See Also Bacteria Microbes and More Electricity Energy Technology Energy and the ... - Read More

Hydrogen fuel? Thin films of nickel and iron oxides yield efficient solar water-splitting catalyst

Iron oxides, Yield, Catalyst, Fuel, Thin films, Films
University of Oregon chemists say that ultra thin films of nickel and iron oxides made through a solution synthesis process are promising catalysts to combine with semiconductors to make devices that capture sunlight and convert ... - Read More
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