Science

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 2018-01-22 21:47 

ScienceDaily.com

New neuron-like cells allow investigation into synthesis of vital cellular components...

A new method to create synthetic neurons allows researchers to investigate how the human brain makes metabolic building blocks essential for the survival of all living organisms. A new study describes a core enzyme involved in the synthesis of these build...

 2018-01-22 21:46 

ScienceDaily.com

Big energy savings: Building the world's smallest electro-optic modulator...

Researchers at have designed and fabricated the world's smallest electro-optic modulator, which could mean major reductions in energy used by data centers and supercomputers....

 2018-01-22 21:46 

ScienceDaily.com

Inverse-design approach leads to metadevices...

Scientists have used inverse design principles and a 3-D printer to create highly efficient broadband metadevices at millimeter-wave frequencies that could prove revolutionary for consumer products, defense, and telecommunications....

 2018-01-22 20:08 

ScienceDaily.com

Sound waves used to advance optical communication...

Researchers have demonstrated that sound waves can be used to produce ultraminiature optical diodes that are tiny enough to fit onto a computer chip. These devices, called optical isolators, may help solve major data capacity and system size challenges fo...

 2018-01-22 20:08 

ScienceDaily.com

Engineers design artificial synapse for 'brain-on-a-chip' hardware...

Engineers have designed an artificial synapse in such a way that they can precisely control the strength of an electric current flowing across it, similar to the way ions flow between neurons. The team has built a small chip with artificial synapses, made...

 2018-01-22 20:07 

ScienceDaily.com

Climate engineering, once started, would have severe impacts if stopped...

Facing a climate crisis, we may someday spray sulfur dioxide into the upper atmosphere to form a cloud that cools the Earth, but suddenly stopping the spraying would have a severe global impact on animals and plants, according to the first study on the po...

 2018-01-22 20:07 

ScienceDaily.com

New Caledonian crows extract prey faster with complex hooked tools...

Biologists have discovered why some crows 'craft' elaborate hooked tools out of branched twigs....

 2018-01-22 20:07 

ScienceDaily.com

Climate change and snowmelt -- turn up the heat, but what about humidity?...

Changes in humidity may determine how the contribution of snowpack to streams, lakes and groundwater changes as the climate warms. Surprisingly, cloudy, gray and humid winter days can actually cause the snowpack to warm faster, increasing the likelihood o...

 2018-01-22 20:07 

ScienceDaily.com

Digging deep into distinctly different DNA...

A new discovery has deepened our understanding of the genetic mutations that arise in different tissues, and how these are inherited. Researchers found the rates of genetic mutations in mitochondrial DNA vary across differing tissue types, with the highes...

 2018-01-22 20:07 

ScienceDaily.com

Combined nutrients and warming massively increase methane emissions from lakes...

Shallow lakes in agricultural landscapes will emit significantly greater amounts of methane, mostly in the form of bubbles (ebullition) in a warmer world, which is a potential positive feedback mechanism to climate warming. Submerged plants are key predic...

 2018-01-22 20:07 

ScienceDaily.com

First evidence of winds outside black holes throughout their mealtimes...

New research shows the first evidence of strong winds around black holes throughout bright outburst events when a black hole rapidly consumes mass. The study sheds new light on how mass transfers to black holes and how black holes can affect the environme...

 2018-01-22 20:07 

ScienceDaily.com

Kicking an old can of worms -- the origin of the head in annelids...

Researchers have described an exceptionally well-preserved new fossil species of bristle worm called Kootenayscolex barbarensis. Discovered from the 508-million-year-old Marble Canyon fossil site in the Burgess Shale in Kootenay National Park, the new spe...

 2018-01-22 20:06 

ScienceDaily.com

Lab-made hormone may reveal secret lives of plants...

A new synthetic hormone promises to tease apart the many different roles of the plant hormone auxin and could lead to a new way to ripen fruit....

 2018-01-22 20:01 

ScienceDaily.com

Wild Sri Lankan elephants retreat from sound of disturbed Asian honey bees...

A new study using playbacks, has for the first time shown that Asian elephants in Sri Lanka are scared of honey bees, much like their African counterparts. The study showed that Asian elephants responded with alarm to the bee simulations. They also retrea...

 2018-01-22 19:59 

ScienceDaily.com

Role of cranial modification in identity formation: Did head shape encourage unity and cooperation in politics?...

It has long been recognized that the Inka incorporated diverse peoples into their empire, but how these ethnic groups developed historically during the political upheaval of the preceding Late Intermediate Period (LIP; AD 1100-1450) is only now receiving ...

 2018-01-22 16:13 

ScienceDaily.com

Cryo-EM reveals critical protein-modifying complex and potential drug target...

Scientists have revealed the atomic-level structure of a molecular complex responsible for modifying proteins, possibly paving the way for the development of new medications for cancer and a host of other diseases....

 2018-01-22 16:12 

ScienceDaily.com

Your brain responses to music reveal if you're a musician or not...

How your brain responds to music listening can reveal whether you have received musical training, according to new research. By applying methods of computational music analysis and machine learning on brain imaging data collected during music listening, t...

 2018-01-22 16:11 

ScienceDaily.com

Two-dimensional circuit with magnetic quasi-particles...

Whether smart phone, computer or dialysis machine -- there is no electronic device without chips and their electronic components inside. The individual circuit elements are therefore often wired using three dimensional so called bridge constructions. Phys...

 2018-01-22 16:10 

ScienceDaily.com

A new assessment method for active aging...

Researchers have developed a new indicator for assessing active aging. Active aging refers to having initiative and doing things the aging person considers important. The indicator consists of a series of questions, which can be presented either in an int...

 2018-01-22 16:10 

ScienceDaily.com

GoJelly project officially kicks off...

While the number of fish in our oceans continues to decrease, changing environmental conditions seem to favour jellyfish. They occur more often in large blooms. So far, they are considered annoying, if not dangerous. The project GoJelly aims to change tha...

 2018-01-22 16:09 

ScienceDaily.com

Global temperature targets will be missed within decades unless carbon emissions reversed...

New projections by researchers could be the catalyst the world has sought to determine how best to meet its obligations to reduce carbon emissions and better manage global warming as defined by the Paris Agreement....

 2018-01-22 16:09 

ScienceDaily.com

Optical nanoscope allows imaging of quantum dots...

Physicists have developed a technique based on optical microscopy that can be used to create images of atoms on the nanoscale. In particular, the new method allows the imaging of quantum dots in a semiconductor chip....

 2018-01-22 16:09 

ScienceDaily.com

A 'hot Jupiter' with unusual winds...

The hottest point on a gaseous planet near a distant star isn't where astrophysicists expected it to be -- a discovery that challenges scientists' understanding of the many planets of this type found in solar systems outside our own....

 2018-01-22 16:09 

ScienceDaily.com

Boosting cancer therapy with artificial molecules...

Researchers have created artificial molecules that can help the immune system to recognize and attack cancer tumors....

 2018-01-22 16:08 

ScienceDaily.com

Scientists discover material ideal for smart photovoltaic windows...

Researchers have discovered that a form of perovskite, one of the hottest materials in solar research currently due to its high conversion efficiency, works surprisingly well as a stable and photoactive semiconductor material that can be reversibly switch...

 2018-01-22 16:08 

ScienceDaily.com

User experiment at BESSY II: Complex tessellations, extraordinary materials...

Researchers have discovered a reaction path that produces exotic layers with semiregular structures. These kinds of materials are interesting because they frequently possess extraordinary properties. In the process, simple organic molecules are converted ...

 2018-01-22 16:08 

ScienceDaily.com

A race against pine: Wood-boring wasp in North America threatened by a Eurasian invader...

Invasive species have diverse impacts in different locations, including biodiversity loss, as a result of native species being outcompeted for similar resources. A US research team studied the case of an aggressive Eurasian woodwasp that has recently esta...

 2018-01-22 16:08 

ScienceDaily.com

Using social and risk networks helps identify people undiagnosed with HIV...

Conducting HIV testing among the social and risk networks of those recently diagnosed with HIV helps identify undiagnosed cases of HIV at significantly higher rates and at a lower cost than other testing approaches, finds a new study conducted in Ukraine ...

 2018-01-22 16:08 

ScienceDaily.com

Research helps break ground to clean up land...

Researchers have been exploring the intricate shapes that emerge when air is injected into soil. These findings could one day be used to speed up the decontamination of industrial brownfield sites....

 2018-01-22 16:08 

ScienceDaily.com

Improving vaccines for the elderly by blocking inflammation...

By identifying why skin immunity declines in old age, a research team has found that an anti-inflammatory pill could help make vaccines more effective for elderly people. The study found that an excessive inflammation reaction in older people can obstruct...

 2018-01-22 16:08 

ScienceDaily.com

Housing instability negatively affects the health of children and caregivers...

When families don't have stable housing, their risk of struggling with poor health outcomes and material hardships, such as food insecurity, increases, according to a new study. Researchers surveyed over 22,000 families and found that one third of low...

 2018-01-22 16:08 

ScienceDaily.com

New for three types of extreme-energy space particles: Theory shows unified origin...

One of the biggest mysteries in astroparticle physics has been the origins of ultrahigh-energy cosmic rays, very high-energy neutrinos, and high-energy gamma rays. Now, a new theoretical model reveals that they all could be shot out into space after cosmi...

 2018-01-22 16:08 

ScienceDaily.com

Persistent photoconductivity used to stimulate neurotypic cells...

Researchers have, for the first time, used a material's persistent photoconductivity to stimulate neurotype cells. The technique, which is relatively simple, should facilitate future research on using charge to influence cellular behavior....

 2018-01-22 16:08 

ScienceDaily.com

Anemia discovery offers new targets to treat fatigue in millions...

Researchers have discovered an unknown biological process that controls the production of vital cells that carry oxygen throughout the body. The discovery could help doctors develop new treatments for anemias that affect millions of people....

 2018-01-22 15:40 

ScienceDaily.com

Seabed mining could destroy ecosystems...

Mining on the ocean floor could do irreversible damage to deep-sea ecosystems, says a new study of seabed mining proposals around the world....

 2018-01-22 15:40 

ScienceDaily.com

Combination of resistance genes offers better protection for wheat against powdery mildew...

Plant researchers have tested newly developed wheat lines with improved resistance in field trials. They have demonstrated that a combination of two variations of a resistance gene provides wheat with better protection against the fungal disease....

 2018-01-22 15:40 

ScienceDaily.com

New semiconductor processing technology developed...

Extremely fine porous structures with tiny holes -- resembling a kind of sponge at nano level -- can be generated in semiconductors. This opens up new possibilities for the realization of tiny sensors or unusual optical and electronic components....

 2018-01-22 15:40 

ScienceDaily.com

New long-acting approach for malaria prophylaxis developed using nanomedicine approach...

A new study highlights a novel long-acting medicine for the prevention of malaria. The approach uses nanotechnology to improve the delivery of an existing antimalarial drug via a novel injectable format that can maintain blood concentration of the drug fo...

 2018-01-22 15:40 

ScienceDaily.com

Artificial intelligence predicts corruption...

Researchers from Spain have created a computer model based on neural networks which provides in which Spanish provinces cases of corruption can appear with greater probability, as well as the conditions that favor their appearance. This alert system confi...

 2018-01-22 15:40 

ScienceDaily.com

People with prosthetic arms less affected by common illusion...

People with prosthetic arms or hands do not experience the 'size-weight illusion' as strongly as other people, new research shows....

 2018-01-22 15:40 

ScienceDaily.com

Bioinformaticians compute gene sequences inherited from each parent...

In the analysis of the human genome, one question researchers have so far left unanswered is how to differentiate the variants of a gene inherited from the mother and father. Such information would increase the likelihood of treating certain diseases succ...

 2018-01-22 15:40 

ScienceDaily.com

How cells are able to turn...

Researchers have long wondered how our cells navigate inside the body. Two new studies have now demonstrated that the cells use molecular force from within to steer themselves in a certain direction. This knowledge may be of great significance in the deve...

 2018-01-22 15:40 

ScienceDaily.com

Cavity prevention approach effectively reduces tooth decay...

A scientifically based approach that includes a tooth-decay risk assessment, aggressive preventive measures and conservative restorations can dramatically reduce decay in community dental practices, according to a new study....

 2018-01-22 15:40 

ScienceDaily.com

A method to measure diagnostic errors could be key to preventing disability and death from misdiagnosis...

In an effort to reduce patient misdiagnoses and associated poor patient outcomes from lack of prompt treatment, researchers are providing hospitals a new approach to quantify and monitor diagnostic errors in their quality improvement efforts....

 2018-01-22 15:40 

ScienceDaily.com

Transportable laser...

Physicists have developed a frequency-doubling unit for transportable, optical atomic clock that will even continue to operate when it has been shaken at three times the Earth's gravitational acceleration....

 2018-01-22 14:13 

ScienceDaily.com

Heat loss from the Earth triggers ice sheet slide towards the sea...

In North-East Greenland, researchers have measured the loss of heat that comes up from the interior of the Earth. This enormous area is a geothermal 'hot spot' that melts the ice sheet from below and triggers the sliding of glaciers towards the se...

 2018-01-22 14:13 

ScienceDaily.com

Finding unravels nature of cognitive inflexibility in Fragile X syndrome...

Mice with the genetic defect that causes Fragile X syndrome (FXS) learn and remember normally, but show an inability to learn new information that contradicts what they initially learned, shows a new study by a team of neuroscientists....

 2018-01-22 14:13 

ScienceDaily.com

New fuel cell technology runs on solid carbon...

Advancements in a fuel cell technology powered by solid carbon could make electricity generation from coal and biomass cleaner and more efficient, according to a new article. Innovations in the anode, the electrolyte and the fuel allow the fuel cell to ut...

 2018-01-22 14:13 

ScienceDaily.com

New insights into how your brain keeps its balance...

An interdisciplinary team of scientists has discovered that two large protein kinases, ATM and ATR, cooperate to help establish the go/stop balance in human brains....

 2018-01-22 14:13 

ScienceDaily.com

'Depression education' effective for some teens...

In an assessment of their 'depression literacy' program, which has already been taught to tens of thousands, researchers say the Adolescent Depression Awareness Program achieved its intended effect of encouraging many teenagers to speak up and see...

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