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News articles about "Minerals"

Engineers design 'living materials': Hybrid materials combine bacterial cells with nonliving elements that emit light

Inspired by natural materials such as bone a matrix of minerals and other substances including living cells MIT engineers have coaxed bacterial cells to produce biofilms that can incorporate nonliving materials such as gold nanoparticles ... - Read More

Goldilocks principle: Earth's continued habitability due to geologic cycles that act as climate control

Researchers from USC and Nanjing University in China have documented evidence suggesting that part of the reason that Earth has become neither sweltering like Venus nor frigid like Mars lies with a built in atmospheric ... - Read More

High-strength materials from the pressure cooker: New materials made quickly and in eco-friendly manner

A Surprise in Materials Chemistry At Vienna University of Technology materials for lightweight construction protective clothing or sports equipment can be produced at high temperatures and high pressures This process is faster better and more ... - Read More

Novel membrane reveals water molecules will bounce off a liquid surface

Consider the nearest water surface a half full glass on your desk a puddle outside your window or a lake across town All of these surfaces represent liquid vapor interfaces where liquid meets air Molecules ... - Read More

Understanding how mountains and rivers make life possible

Favorable conditions for life on Earth are enabled in part by the natural shuttling of carbon dioxide from the planet's atmosphere to its rocky interior and back again Now Stanford scientists have devised a pair ... - Read More

Recovering metals and minerals from waste

Scarcity of clean water is one of the most serious global challenges In its spearhead programme VTT Technical Research Centre of Finland developed energy efficient methods for reuse of water in industrial processes and means ... - Read More

An experiment recreates the crust of Jupiter's moon Europa

Water salts and gases dissolved in the huge ocean that scientists believe could exist below Europa´s icy crust can rise to the surface generating the enigmatic geological formations associated to red tinged materials that can ... - Read More

Origin of life: Simulating how Earth kick-started metabolism

Researchers have developed a new approach to simulating the energetic processes that may have led to the emergence of cell metabolism on Earth a crucial biological function for all living organisms The research which is ... - Read More

A brake for spinning molecules: Precise control of rotational temperature of molecular ions for lab-based astrochemistry

The precise control of the rotational temperature of molecular ions opens up new possibilities for laboratory based astrochemistry Chemical reactions taking place in outer space can now be more easily studied on Earth An international ... - Read More

A shocking diet: Researchers describe microbe that 'eats' electricity

There have been plenty of fad diets that captured the public's imagination over the years but Harvard scientists have identified what may be the strangest of them all sunlight and electricity Led by Peter Girguis ... - Read More

Bioinspired, sponge-like shrinking gel steers tooth, tissue formation

A bit of pressure from a new shrinking sponge like gel is all it takes to turn transplanted unspecialized cells into cells that lay down minerals and begin to form teeth The bioinspired gel material ... - Read More

Hugging hemes help electrons hop

Electrons, Electrons, Electrons
Researchers simulating how certain bacteria run electrical current through tiny molecular wires have discovered a secret Nature uses for electron travel The results are key to understanding how the bacteria do chemistry in the ground ... - Read More

Climate change: How does soil store carbon dioxide?

Carbon, Climate change, Carbon dioxide, Climate change, Carbon dioxide, Climate, climate, carbon
Previous studies have established that carbon binds to tiny mineral particles In this latest study published in Nature Communications researchers of the Technische Universität München TUM and the Helmholtz Zentrum München have shown that the ... - Read More

Diamonds in Earth's oldest zircons are nothing but laboratory contamination

Earth, earth
As is well known the Earth is about 4.6 billion years old No rocks exist however that are older than about 3.8 billion years A sedimentary rock section in the Jack Hills of western Australia ... - Read More

More light shed on possibility of life on Mars

Mars
Humankind is by nature inquisitive especially about the prospect of life on other planets and whether or not we are alone The aptly named Curiosity a NASA Mars rover has been scouring that planet's surface ... - Read More

NASA Curiosity: First Mars age measurement and human exploration help

Mars, NASA
NASA's Curiosity rover is providing vital insight about Mars' past and current environments that will aid plans for future robotic and human missions In a little more than a year on the Red Planet the ... - Read More

How water dissolves stone, molecule by molecule

Molecule, molecule
Scientists from Rice University and the University of Bremen's Center for Marine Environmental Sciences MARUM in Germany have combined cutting edge experimental techniques and computer simulations to find a new way of predicting how water ... - Read More

Living desert underground: In perpetual darkness of limestone cave, surprisingly diverse ecosystem of microbes

Ecosystem, Ecosystem
Hidden underneath the hilly grasslands studded with ocotillos and mesquite trees in southeastern Arizona lies a world shrouded in perpetual darkness Kartchner Caverns a limestone cave system renowned for its untouched cave formations sculpted over ... - Read More

How scavenging fungi became a plant's best friend

Fungi
Glomeromycota is an ancient lineage of fungi that has a symbiotic relationship with roots that goes back nearly 420 million years to the earliest plants More than two thirds of the world's plants depend on ... - Read More

Ancient minerals: Which gave rise to life?

Minerals, Minerals
Life originated as a result of natural processes that exploited early Earth's raw materials Scientific models of life's origins almost always look to minerals for such essential tasks as the synthesis of life's molecular building ... - Read More
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