In the first multicenter trial of its kind Yale researchers tested a new device that lowers the risk of stroke and cognitive decline in patients undergoing heart valve replacement The preliminary findings of the DEFLECT ... - Read More
The pistons in your car engine rub up against their cylinder walls thousands of times a minute without lubrication in the form of motor oil they and other parts of the engine would quickly wear ... - Read More
Dartmouth scientists and their colleagues have found that periphyton a community of algae bacteria and other natural material living on submerged surfaces is helping to transform mercury pollution from a Superfund site along a New ... - Read More
In nacre layer lattices of inorganic calcium carbonate alternate with layers of organic material Chitin collagen and various proteins ensure that the calcium carbonate grows in these defined layers What role the proteins play during ... - Read More
Bacteria that live on iron were found for the first time at three well known vent sites along the Mid Atlantic Ridge one of the longest undersea mountain ranges in the world Scientists report that ... - Read More
The human dominated geological epoch known as the Anthropocene probably began around the year 1610 with an unusual drop in atmospheric carbon dioxide and the irreversible exchange of species between the New and Old Worlds ... - Read More
UC Berkeley chemists have made a major leap forward in carbon capture technology with a material that can efficiently remove carbon from the ambient air of a submarine as readily as from the polluted emissions ... - Read More
Lithium ion batteries have enabled many of today's electronics from portable gadgets to electric cars But much to the frustration of consumers none of these batteries last long without a recharge Now scientists report in ... - Read More
Today's Soldiers rely on polymers as part of their protective systems Polymers are molecular chains that can vary from a few linked monomers to millions of chemical units With highly tunable properties and versatile processing ... - Read More
Dental diseases which are caused by the overgrowth of certain bacteria in the mouth are among the most common health problems in the world Now scientists have discovered that a material called graphene oxide is ... - Read More
Natural forces have always caused the climate on Earth to fluctuate Now researchers have found geological evidence that some of the same forces as today were at play 1.4 billion years ago Fluctuating climate is ... - Read More
Tooth decay is a serious health problem and it is often necessary to repair cavities Today they often use a composite filling material made of acrylate compounds as it resembles the colour of the teeth ... - Read More
Rivers drive the evolution of Earth's surface by eroding and depositing sediment But for nearly a century geologists have puzzled over why theoretical models which use principles of physics to predict patterns of sediment transport ... - Read More
As a novel energy storage device supercapacitors have attracted substantial attention in recent years due to their ultra high charge and discharge rate excellent stability long cycle life and very high power density Imagine charging ... - Read More
Physicists from Forschungszentrum Jülich have developed a criterion with which scientists can seek suitable substrate materials for graphene in a targeted way Interactions with the substrate material often lead to a loss of the amazing ... - Read More
Researchers at the UCLA Henry Samueli School of Engineering and Applied Science and the Université Pierre et Marie Curie in Paris have identified a method for manufacturing longer lasting and stronger forms of glass The ... - Read More
An international team of researchers has used infinitely short light pulses to observe ultrafast changes in the electron level properties of superconductors setting a new standard for temporal resolution in the field The scientists from ... - Read More
With more than five times the thermal conductivity of copper diamond is the ultimate heat spreader But the slow rate of heat flow into diamond from other materials limits its use in practice In particular ... - Read More
Lithium ion batteries are common in consumer electronics They are one of the most popular types of rechargeable batteries for portable electronics with a high energy density no memory effect and only a slow loss ... - Read More
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