Last update Biologists discover a key regulator in the pacemakers of our brain and ..., Apr 25, 2014
The chemical reactions behind the formation of common metabolites in modern organisms could have formed spontaneously in the earth's early oceans, questioning the events thought to have led to the origin ...
Apr 25, 2014
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Biologists have discovered how an outer shield over T-type channels change the electrochemical signaling of heart and brain cells. Understanding how these shields work will help researchers eventually develop ...
Apr 25, 2014
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(Phys.org) —Researchers at the University of Bristol have designed a chemical system that brings together alternative ideas on how primitive cells were formed on the early Earth to produce a new model of ...
Apr 25, 2014
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The human body has limited ability to self-repair damage to cartilage or bone. Implantable 'bioscaffold' materials that can be seeded with cells can potentially be used to regenerate these critical tissues. ...
Apr 25, 2014
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When chemist Tehshik Yoon looks out his office window, he sees a source of energy to drive chemical reactions. Plants "learned" to synthesize chemicals with sunlight eons ago; Yoon came to the field a bit ...
Apr 24, 2014
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(Phys.org) —Researchers at the Department of Energy's Oak Ridge National Laboratory have developed a new and unconventional battery chemistry aimed at producing batteries that last longer than previously ...
Apr 24, 2014
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(Phys.org) —Filtration using membrane filters is one of the most commonly used separation techniques. Modern developments are aimed at membranes with tailored separation properties as well as switchability. ...
Apr 24, 2014
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Sifting through the chemical clues left behind by arson is delicate, time-consuming work, but University of Alberta researchers teaming with RCMP scientists in Canada, have found a way to speed the process.
Apr 24, 2014
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Baker's yeast is giving scientists a better understanding of drug interactions, which are a major cause of hospitalization and illness world-wide.
Apr 24, 2014
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(Phys.org) —A team from The University of Manchester – part of the Manchester Cancer Research Centre - have found a new method to more efficiently manufacture a chemical used to monitor cancer cells.
Apr 24, 2014
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(Phys.org) —Like a hungry diner ripping open a dinner roll, a fuel cell catalyst that converts hydrogen into electricity must tear open a hydrogen molecule. Now researchers have captured a view of such ...
Apr 23, 2014
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(Phys.org) —Scientists have patented a new way to detect one of the most common and deadly diseases in the world.
Apr 23, 2014
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Potentially valuable drugs slowed down by sticky molecules may get another shot at success. Joint research by the National Institute of Standards and Technology (NIST), Genentech, the University of Delaware ...
Apr 23, 2014
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(Phys.org) —When applied to plastic lining this 'botox for plastic' can clean up exhaust gases from power plants much more effectively than existing methods.
Apr 23, 2014
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In science, "simple and accessible detection methods that can rapidly screen a large cell population with the resolution of a single cell inside that population has been seriously lacking," said Virginia ...
Apr 23, 2014
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UiTM researchers have developed a modified photocatalyst which is economical and effective at transforming organic pollutants into harmless end products.
Apr 23, 2014
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(Phys.org) —Inspired by the fist-like club of a mantis shrimp, a team of researchers led by University of California, Riverside, in collaboration with University of Southern California and Purdue University, ...
Apr 22, 2014
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(Phys.org) —A University of Adelaide mineralogy researcher has discovered a new mineral that is unique in structure and composition among the world's 4,000 known mineral species.
Apr 22, 2014
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Unlike healthy cells, cancer cells thrive when deprived of oxygen. Tumors in low-oxygen environments tend to be more resistant to therapy and spread more aggressively to other parts of the body.
Apr 22, 2014
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Russian scientists, in collaboration with their colleagues from Pittsburgh University, have discovered how lipid mediators are produced. The relevant paper was published in Nature Chemistry. Lipid mediators are molecules that p ...
Apr 22, 2014
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Ever stop to consider why lotus plant leaves always look clean? The hydrophobic – water repelling – characteristic of the leaf, termed the "Lotus effect," helps the plant survive in muddy swamps, repelling ...
Apr 21, 2014
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Using computer simulations to predict which drug candidates offer the greatest potential has thus far not been very reliable, because both small drug-like molecules and the amino acids of proteins vary so much in their chemistry. ...
Apr 21, 2014
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(Phys.org) —The ability to stick objects to a wide range of surfaces such as drywall, wood, metal and glass with a single adhesive has been the elusive goal of many research teams across the world, but ...
Apr 18, 2014
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A new medical-testing device is being prepped to enter the battle against infectious disease. This instrument could improve diagnosis of certain diseases in remote areas, thanks in part to knowledge gained ...
Apr 18, 2014
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(Phys.org) —The military wants fabrics that don't just filter out nerve agents and other toxins, but also self-decontaminate. Dr. Brandy White, at the U.S. Naval Research Laboratory (NRL) Center for Biomolecular ...
Apr 18, 2014
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Each year in India, waterborne diseases sicken approximately 37.7 million people. One and a half million children die of diarrhea alone, according to a report by WaterAid.
Sodium channels are implicated in many serious conditions such as heart disease, epilepsy and pain, making them an important potential target for drug therapies. Unfortunately, there is still much scientists do not know about ...
A credit-card-sized anthrax detection cartridge developed at Sandia National Laboratories and recently licensed to a small business makes testing safer, easier, faster and cheaper.
Electrically controlled glasses with continuously adjustable transparency, new polarisation filters, and even chemosensors capable of detecting single molecules of specific chemicals could be fabricated thanks ...
A Kansas State University engineer has developed a patented technique that improves military security and remotely detects improvised explosive devices. The same technique could help police during drug searches.
(Phys.org) —Ask any teenager trading selfies and very random thoughts: Some messages unlike diamonds should best be not forever. Confide, a company that makes an app with the same name, thinks that business ...
A White House review of how the government and private sector use large sets of data has found that such information could be used to discriminate against Americans on issues such as housing and employment ...
(Phys.org) —By looking at a piece of material in cross section, Washington University in St. Louis engineer Parag Banerjee, PhD, and his team discovered how copper sprouts grass-like nanowires that could ...
Poachers have slain six elephants including four calves in a private reserve in Kenya, wildlife officials said Saturday, as the country battles an upsurge in the illegal slaughter of elephants and rhinos.
Apple on Friday offered to fix some older iPhone 5 smartphones with flawed on-off buttons.
Researchers at the Rey Juan Carlos University and the Alcorcón Hospital (Madrid) have compared the volatile substances exhaled by eleven people with cancer of larynx, with those of another twenty healthy ...
The Saudi health ministry on Saturday announced five new deaths from the MERS coronavirus, taking the country's death toll to 92.
Egyptian authorities have detected the first case of a dangerous SARS-like virus in the country, the state news agency said Saturday.
A Japanese whaling fleet left port Saturday under tight security, marking the first hunt since the UN's top court last month ordered Tokyo to stop killing whales in the Antarctic.
A U.S. appeals court is wrestling with whether law enforcement has the authority to obtain and use records from cellphone towers, in a case that weighs the importance of people's right to privacy in the age of digital technology.
Captain America's shield is famous for absorbing tremendous amounts of kinetic energy, from an artillery shell to a punch from the Hulk – keeping Cap not only safe, but on his feet. What's going on here?
Researchers at Griffith University's Eskitis Institute have developed a new technique for discovering natural compounds which could form the basis of novel therapeutic drugs.
On the scale of earth-friendly materials, you'd be hard pressed to find two that are farther apart than polyester (not at all) and cork (very). In an unexpected twist, however, scientists are figuring out ...
Japanese researchers have successfully developed the world's first imaging method for visualising the behaviour of nicotine-adenine dinucleotide derivative (NAD(P)H), a key coenzyme, inside cells. This feat ...
A research group composed of Dr. Martin Prechtl, Leo Heim and their colleagues at the University of Cologne's Department of Chemistry has discovered a new method of generating hydrogen using water and formaldehyde. The generation ...
The 2011 Fukushima nuclear disaster made the dangers of radiation all too real. To avoid similar tragedies in the future, scientists are working to develop new radiation-proof materials for nuclear power plants, as well as ...
"Carbon is peculiar," said Nobel laureate Sir Harold Kroto. "More peculiar than you think." He was speaking to a standing-room-only audience that filled the Raytheon Amphitheater on Monday afternoon for the ...
(Phys.org) —Internal damage in fiber-reinforced composites, materials used in structures of modern airplanes and automobiles, is difficult to detect and nearly impossible to repair by conventional methods. ...
Soils under Britain's allotments are significantly healthier than intensively farmed soils, researchers have found. This is the first study to show that by growing at small-scale in urban areas, it is possible ...
Sometimes a full-on assault isn't the best approach when dealing with a powerful enemy. A more effective approach, in the long run, may be to target the support system replenishing the supplies that keep your foe strong and ...
Parts of ancient Antarctica were as warm as today's California coast, and polar regions of the southern Pacific Ocean registered 21st-century Florida heat, according to scientists using a new way to measure ...
An ancient form of meditation and exercise could help women who suffer from urinary incontinence, according to a new study from UC San Francisco.
"I think one can argue that if we were to follow a strong nuclear energy pathway—as well as doing everything else that we can—then we can solve the climate problem without doing geoengineering." So says Tom Wigley, one ...
Last week, scientists announced the discovery of Kepler-186f, a planet 492 light years away in the Cygnus constellation. Kepler-186f is special because it marks the first planet almost exactly the same size as Earth ...
What if spacetime were a kind of fluid? This is the question tackled by theoretical physicists working on quantum gravity by creating models attempting to reconcile gravity and quantum mechanics. Some of ...
Washing a car can be a chore – and a costly one at that. In response, Nissan in Europe has begun tests on innovative paint technology that repels mud, rain and everyday dirt, meaning drivers may never have ...
(Phys.org) —A "brown dwarf" star that appears to be the coldest of its kind—as frosty as Earth's North Pole—has been discovered by a Penn State University astronomer using NASA's Wide-field Infrared ...
Few Americans question that smoking causes cancer. But they have more skepticism than confidence in global warming, the age of the Earth and evolution and have the most trouble believing a Big Bang created the universe 13.8 ...
The Australian Attorney General, Senator George Brandis is no stranger to controversy. His statement in parliament that "people do have a right to be bigots" rapidly gained him notoriety, and it isn't hard to understand why ...
While setting out to fabricate new springs to support a cephalopod-inspired imaging project, a group of Harvard researchers stumbled upon a surprising discovery: the hemihelix, a shape rarely seen in nature.
Using corn crop residue to make ethanol and other biofuels reduces soil carbon and can generate more greenhouse gases than gasoline, according to a study published today in the journal Nature Climate Change.
Despite overwhelming scientific evidence for the impending dangers of human-made climate change, policy decisions leading to substantial emissions reduction have been slow. New work from Carnegie's Katharine ...
(Phys.org) —The universe we can see is made up of billions of galaxies, each containing anywhere from hundreds of thousands to hundreds of billions of stars. Large numbers of galaxies are elliptical in ...
A 13th century bishop's theory about the formation of the universe has intriguing parallels with the theory of multiple universes. This was uncovered by the the Ordered Universe project at Durham University, ...
(Phys.org) —Chemists from Trinity College Dublin have achieved a long-pursued molecular first by interlocking three molecules through a single point. Developing interlocked molecules is one of the greatest ...
Scientists have solved a decades-old medical mystery – and in the process have found a potentially less toxic way to fight invasive fungal infections, which kill about 1.5 million people a year. The researchers ...
(Phys.org) —Microcapsules with a broad spectrum of applications in biomedicine, catalysis, and technology can be produced by using plant-derived, phenolic tannic acid and a variety of metals. The capsules ...
To the human hand, metal feels hard, but at the nanoscale it is surprisingly malleable. Push a lump of metal with brute force through a right-angle mould or die, and while it might look much the same to the ...
(Phys.org) —Engineers at the University of California, San Diego, have created new ceramic materials that could be used to store hydrogen safely and efficiently.
SpaceX on Friday filed suit against the US Air Force for awarding billions of dollars to a single company for national security launches, and said the contracts might even violate sanctions against Russia.
(Phys.org) —Finnish inventor Heikki Kärnä is the man behind the Vipukirves Leveraxe, which is a precision tool for splitting firewood. He designed the tool to make the job easier and more efficient, with ...
(Phys.org) —A combined team of researchers from Brown University in Rhode Island and the Lunar and Planetary Institute in Texas is suggesting in a paper they've uploaded to the preprint server arXiv, that a ...
Scientists are a step closer to discovering what determines the sex of Australia's iconic platypus and echidna, after an international study involving researchers from the University of Adelaide and UNSW Australia unravelled ...
Environmentalists Wednesday urged the United States to drop plans to haul India to the WTO to open its solar market, saying the action would hurt the fight against climate change.
In the words of Dr. Ellen Hahn, professor in the University of Kentucky's colleges of nursing and public health, Kentucky has the "triple crown of lung cancer" - the country's highest rate of smoking combined with high rates ...
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