Science

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 2018-04-25 17:19 

ScienceDaily.com

3-D print electronics and cells printed directly on skin...

In a groundbreaking new study, researchers used a customized, low-cost 3-D printer to print electronics on a real hand for the first time. The technology could be used by soldiers on the battlefield to print temporary sensors on their bodies to detect che...

 2018-04-25 17:19 

ScienceDaily.com

Tiny frequency combs are reliable measurement tools...

In an advance that could shrink many measurement technologies, scientists have demonstrated the first miniaturized devices that can generate desired frequencies, or colors, of light precisely enough to be traced to an international measurement standard....

 2018-04-25 17:18 

ScienceDaily.com

Einstein's 'spooky action' goes massive...

The elusive quantum mechanical phenomenon of entanglement has now been made a reality in objects almost macroscopic in size. Results show how two vibrating drumheads, the width of a human hair, can display the spooky action that famously troubled Albert E...

 2018-04-25 17:18 

ScienceDaily.com

Assembly of massive galaxy cluster witnessed for the first time...

For the first time, astronomers have witnessed the birth of a colossal cluster of galaxies. Their observations reveal at least 14 galaxies packed into an area only four times the diameter of the Milky Way's galactic disk. Computer simulations of the g...

 2018-04-25 17:18 

ScienceDaily.com

Long-sought structure of telomerase paves way for new drugs for aging, cancer...

Telomerase, because of its role in cancer and aging, has long been a target of drug companies who want to block it to stop the uncontrolled cell growth characteristic of cancer, or boost it to create a fountain of youth. The structure of the enzyme comple...

 2018-04-25 17:18 

ScienceDaily.com

Redefining the origin of the cellular powerhouse...

Researchers proposes a new evolutionary origin for mitochondria -- also known as the 'powerhouses of the cell.' Mitochondria are energy-converting organelles that have played key roles in the emergence of complex cellular life on Earth....

 2018-04-25 17:18 

ScienceDaily.com

Switch controls light on a nanoscale for faster information processing...

Researchers have helped design a compact switch that enables light to be more reliably confined to small computer chip components for faster information processing....

 2018-04-25 16:02 

ScienceDaily.com

To see the first-born stars of the universe...

ASU-led team aims to use new NASA space telescope to capture light from the first stars to be born in the universe....

 2018-04-25 16:02 

ScienceDaily.com

Protect forest elephants to conserve ecosystems, not DNA...

New research has found that forest elephant populations across Central Africa are genetically quite similar to one another. Conserving this critically endangered species across its range is crucial to preserving local plant diversity in Central and West A...

 2018-04-25 16:02 

ScienceDaily.com

Agent 007: Organic Molecules as bearers of secrets...

In the digital age, security of sensitive information is of utmost importance. Many data are encrypted these methods use a password for decryption, and in most cases, exactly this password is the entrance gate for hackers. Scientists use a new and highly ...

 2018-04-25 16:02 

ScienceDaily.com

Maternal binge drinking linked to mood problems and alcohol abuse in offspring...

A new study is the first to show that binge drinking by expectant mothers can impair the mental health of their offspring. Researchers report that rat mothers who drank in a binge-like manner during pregnancy and lactation were more prone to depressive be...

 2018-04-25 16:02 

ScienceDaily.com

Turning graphene into light nanosensors...

Graphene has many properties, but it does not absorb light very well. To remedy this, physicists resort to embedding a sheet of graphene in a flat photonic crystal. Scientists now demonstrate that by altering the temperature in such a hybrid cavity struct...

 2018-04-25 16:02 

ScienceDaily.com

Molecular evolution: How the building blocks of life may form in space...

In an experiment that mimics astrophysical conditions, with cryogenic temperatures in an ultrahigh vacuum, scientists used an electron gun to irradiate thin sheets of ice covered in basic molecules of methane, ammonia and carbon dioxide, the building bloc...

 2018-04-25 13:38 

ScienceDaily.com

Rhythm crucial in drummed speech...

Researchers have carried out research into the drummed speech system of the Bora people of the Northwest Amazon. They found the Boras not only reproduce the melody of words and sentences in this endangered language, but also their rhythm. This suggests th...

 2018-04-25 13:38 

ScienceDaily.com

Exposure to domestic violence costs US government $55 billion each year...

The federal government spends an estimated $55 billion annually on dealing with the effects of childhood exposure to domestic violence, according to new research....

 2018-04-25 13:38 

ScienceDaily.com

'Incompatible' donor stem cells cure adult sickle cell patients...

Doctors have cured seven adult patients of sickle cell disease, an inherited blood disorder primarily affecting the black community, using stem cells from donors previously thought to be incompatible, thanks to a new transplant treatment protocol....

 2018-04-25 13:38 

ScienceDaily.com

Magma ocean may be responsible for the moon's early magnetic field...

Around four billion years ago, the moon had a magnetic field that was about as strong as Earth's magnetic field is today. How the moon, with a much smaller core than Earth's, could have had such a strong magnetic field has been an unsolved problem...

 2018-04-25 13:38 

ScienceDaily.com

Human impact on sea urchin abundance...

In a 50-year study, researchers record the dynamics of three common species of sea urchins in Hatakejima Island, Wakayama....

 2018-04-25 13:38 

ScienceDaily.com

Nanowires could make lithium ion batteries safer...

From cell phones and laptops to electric vehicles, lithium-ion batteries are the power source that fuels everyday life. But in recent years, they have also drawn attention for catching fire. In an effort to develop a safer battery, scientists report that ...

 2018-04-25 13:38 

ScienceDaily.com

As tellurium demands rise, so do contamination concerns...

As technology advances, demands for tellurium, a rare element, are on the rise. Some forms of tellurium are toxic, so as the element finds applications in solar panels, rubber production, electronics and more, researchers are becoming concerned about poss...

 2018-04-25 13:38 

ScienceDaily.com

Archaeologists on ancient horse find in Nile River Valley...

An ancient horse burial at Tombos along the Nile River Valley shows that a member of the horse family thousands of years ago was more important to the culture than previously thought, which provides a window into human-animal relationships more than 3,000...

 2018-04-25 13:38 

ScienceDaily.com

Brain cell's Achilles' heel may prompt hydrocephalus...

Viruses may spark hydrocephalus by exploiting a surprising weakness of cells that circulate fluid in the brain, called ependymal cells, report scientists. The researchers discovered that ependymal cells from mice require a continuous production of a trans...

 2018-04-25 13:38 

ScienceDaily.com

Watching nanomaterials form in 4-D...

A team has developed a new type of electron microscope that takes dynamic, multi-frame videos of nanoparticles as they form, allowing researchers to view how specimens change in space and time....

 2018-04-25 13:38 

ScienceDaily.com

Sunlight reduces effectiveness of dispersants used in oil spills...

Two new studies have shown that sunlight transforms oil spills on the ocean surface more significantly and quickly than previously thought. The phenomenon considerably limits the effectiveness of chemical dispersants, which are designed to break up floati...

 2018-04-25 13:38 

ScienceDaily.com

How do marine mammals avoid the bends?...

Deep-diving whales and other marine mammals can get the bends -- the same painful and potentially life-threatening decompression sickness that strikes scuba divers who surface too quickly. A new study offers a hypothesis of how marine mammals generally av...

 2018-04-25 13:38 

ScienceDaily.com

Corn with straw mulch builds yield, soil carbon...

How do you boost soil water content and soil health without irrigating? Best cover it with a layer of straw, a new study concludes....

 2018-04-25 13:38 

ScienceDaily.com

Exercise could make the heart younger...

After a heart attack, patients must create new heart muscle cells to heal. A new study shows that mice make more new heart muscle cells when they exercise compared to when they do not. This was true for both healthy mice and those that had experienced a h...

 2018-04-25 13:37 

ScienceDaily.com

Cheaper and easier way found to make plastic semiconductors...

Cheap, flexible and sustainable plastic semiconductors will soon be a reality thanks to a breakthrough by chemists....

 2018-04-25 13:37 

ScienceDaily.com

We still don't know how strange celibate animals evolve...

A new study has cast doubt on leading theory for how tiny creatures have evolved for 50 million years -- without ever having sex....

 2018-04-24 22:41 

ScienceDaily.com

Experimental arthritis drug prevents stem cell transplant complication...

An investigational drug in clinical trials for rheumatoid arthritis prevents a common, life-threatening side effect of stem cell transplants, new research shows. Studying mice, the researchers found the drug prevented what's known as graft-versus-host...

 2018-04-24 22:41 

ScienceDaily.com

More than 1 in 20 US children and teens have anxiety or depression...

About 2.6 million American children and adolescents had diagnosed anxiety and/or depression in 2011-12, reports an analysis of nationwide data....

 2018-04-24 22:41 

ScienceDaily.com

Feelings of ethical superiority can lead to workplace ostracism, social undermining...

A new study suggests that feelings of ethical superiority can cause a chain reaction that is detrimental to you, your coworkers and your organization....

 2018-04-24 20:02 

ScienceDaily.com

Billions of gallons of water saved by thinning forests...

There are too many trees in Sierra Nevada forests, say scientists. That may come as a surprise to those who see dense, verdant forests as signs of a healthy environment. After all, green is good, right? Not necessarily. When it comes to the number of tree...

 2018-04-24 20:02 

ScienceDaily.com

Doctors may soon be able to see a brain tumor burned away in real time...

A team of researchers are now making it easier, faster and safer for doctors to use an emerging procedure -- one that involves burning away tumors in more patients, including those with brain tumors....

 2018-04-24 20:02 

ScienceDaily.com

Organoids reveal how a deadly brain cancer grows...

Scientists developed a new model for glioblastoma using gene-edited organoids....

 2018-04-24 20:02 

ScienceDaily.com

Planet's smallest microbes examined at nation's largest aquarium...

Biologists have advanced a new scientific frontier -- study of the aquarium microbiome -- to better understand the millions of marine microorganisms living in the water and what role they play in keeping the ecosystem healthy....

 2018-04-24 20:02 

ScienceDaily.com

Blinded by the light: Climate change, the sun, and Lake Superior...

Lakes tend to emit carbon dioxide (CO2) to the atmosphere, making them important players in the planet's natural regulation of its climate. However, the direction of the flow of CO2 between lakes and the atmosphere can be influenced by humans or by na...

 2018-04-24 20:02 

ScienceDaily.com

Engineers create social media infrastructure for emergency management...

Researchers have developed an online platform that enables first responders to monitor emergency situations using tweets and Instagram posts....

 2018-04-24 20:02 

ScienceDaily.com

New app could make cannabis use safer...

Researchers have developed a prototype app called 'Am I Stoned' that could help cannabis users understand how the drug is affecting them through a series of phone-based tasks....

 2018-04-24 20:02 

ScienceDaily.com

3-D printed food could change how we eat...

Researchers consider how 3-D printing technology could be used for food production....

 2018-04-24 18:11 

ScienceDaily.com

Brain activity linked to stress changes chemical codes...

Scientists have identified light-induced electrical activity as the brain mechanism controlling chemical code switching in relation to stress. While investigating neurotransmitter switching in rats, the researchers found that specific brain neurons were r...

 2018-04-24 18:11 

ScienceDaily.com

Airborne dust threatens human health in Southwest...

Researchers have found that in the coming decades, increased dust emissions from severe and prolonged droughts in the American Southwest could result in significant increases in hospital admissions and premature deaths....

 2018-04-24 18:11 

ScienceDaily.com

Overdose risk factors in youth with substance use disorders...

A team of investigators has identified factors that may increase the risk of drug overdose in adolescents and young adults....

 2018-04-24 18:11 

ScienceDaily.com

Killer whale genetics raise inbreeding questions...

A new genetic analysis of Southern Resident killer whales found that two male whales fathered more than half of the calves born since 1990 that scientists have samples from, a sign of inbreeding in the small killer whale population that frequents Washingt...

 2018-04-24 18:11 

ScienceDaily.com

Electrode shape improves neurostimulation for small targets...

A cross-like shape helps the electrodes of implantable neurostimulation devices to deliver more charge to specific areas of the nervous system, possibly prolonging device life span, says research....

 2018-04-24 18:11 

ScienceDaily.com

Early childhood interventions show mixed results on child development...

Early childhood interventions may have some efficacy in boosting measures of child health and development in low income countries, but more work is needed to sort out how to implement these interventions, according to a new set of studies....

 2018-04-24 17:36 

ScienceDaily.com

Soaking in hot tub improves health markers in obese women...

According to new research, obese women with polycystic ovary syndrome (PCOS) may be able to improve their health outlook with a particularly enjoyable form of therapy: regular sessions in a hot tub....

 2018-04-24 17:36 

ScienceDaily.com

Mental, not physical, fatigue affects seniors' walking ability...

Low 'mental energy' may affect walking patterns in older adults more than physical fatigue. New research shows the relationship between walking ability and self-reported mood....

 2018-04-24 17:36 

ScienceDaily.com

Preconception zinc deficiency could spell bad news for fertility...

The availability of micronutrients in the ovarian environment and their influence on the development, viability and quality of egg cells is the focus of a growing area of research. A new study shows that zinc deficiency can negatively affect the early sta...

 2018-04-24 17:36 

ScienceDaily.com

Engineered Chinese shrub produces high levels of antimalarial compound...

Artemisinin is a potent antimalarial compound produced naturally in low amounts by the Chinese shrub Artemisia annua, commonly known as sweet wormwood. Researchers in China now report a high-quality draft genome sequence of A. annua and their use of this ...

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