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July 28, 2015

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July 28, 2015

July 28, 2015 — Rewritable CDs, DVDs and Blu-Ray discs owe their existence to phase-change materials, those materials that change their internal order when heated and whose structures can be switched back and forth ... read more

Coffee Consumption Habits Impact the Risk of Mild Cognitive Impairment

July 28, 2015 — A new study estimates the association between change or constant habits in coffee consumption and the incidence of mild cognitive impairment (MCI), evaluating 1,445 individuals recruited from 5,632 ... read more

Past and Present Sea Levels in the Chesapeake Bay Region, USA

July 28, 2015 — Scientists write that sea-level rise (3.4 mm/yr) is faster in the Chesapeake Bay region than any other location on the Atlantic coast of North America, and twice the global average (1.7 mm/yr). They ... read more

Majority Rule: Why Conformity Can Actually Be a Good Thing

July 28, 2015 — Like to go your own way? Most of us actually prefer to follow the pack, according to research. That's one of the outcomes from a study that examines how mathematical models predict human ... read more

How Age, Other Factors Influence Online Health Information Searches

July 28, 2015 — A new study aims to evaluate the types of search strategies that Internet users adopt when trying to solve a complicated health ... read more

July 28, 2015 — A research team discovered how to turn an ordinary air-gapped computer into a cellular transmitting antenna using software that modifies the CPU firmware. GSMem malicious software uses the ... read more

Immune Cells in the Skin Remember, Defend Against Parasites

July 28, 2015 — For the first time, researchers have found resident T cells in a tissue in response to a parasite infection. The finding could help inform efforts to develop an effective vaccine for leishmaniasis, ... read more

July 28, 2015 — US farmers have long hoped to extend sugarcane's growing range northward from the Gulf coast, substantially increasing the land available for sugar and biofuels. Several hybrid canes developed ... read more

July 28, 2015 — Researchers are looking for biomarkers that might serve as an early warning system for Alzheimer's disease. The process is not without complications, but these scientists possess a collective ... read more

Illuminating Mechanisms of Repetitive Thinking

July 28, 2015 — The ability to engage in mental time travel is a unique and central part of the human experience. And yet this very ability can have detrimental consequences for both physical and mental well-being ... read more

National Study of Deep Brain Stimulation for Depression Fails to Demonstrate Efficacy

July 28, 2015 — Depression is a leading cause of disability worldwide, and treatment-resistant symptoms of depression have a terrible personal and societal cost. They can devastate lives, careers, and families. Some ... read more

Doctor Warns About Lead Poisoning Risk from Recycling Older Electronic Equipment

July 28, 2015 — The disposal and recycling of electronic devices has increased exposure to lead and other toxicants and created 'an emerging health concern,' according to a pediatrician who has expertise ... read more

Diabetics Who Skip Breakfast Provoke Hazardous Blood Sugar Spikes

July 28, 2015 — A new study reveals how skipping breakfast affects people with type-2 diabetes. According to the researchers, pancreatic beta cells which produce insulin lose their "memory" due to the ... read more

July 28, 2015 — A two-step regimen of experimental vaccines against MERS prompted immune responses in mice and rhesus macaques. Vaccinated mice produced broadly neutralizing antibodies against multiple strains of ... read more

Cancer Healthcare Disparities Exist in LGBTQ Community, Say Researchers

July 28, 2015 — The Lesbian, Gay, Bisexual, Transgender/Transsexual, Queer/Questioning (LGBTQ) community is a growing and medically-underserved minority population in the United States, with 3 to 12 percent of the ... read more

Hair Samples May Offer New Insights Into the Relationship Between Asthma, Cortisol, and Complications in Pregnancy

July 28, 2015 — Hair samples can be used to measure the effects of asthma on the cortisol levels of women during pregnancy, according to new research. This research also shows that levels of cortisol, a ... read more

Hormones Influence Unethical Behavior, Experts Say

July 28, 2015 — Hormones play a two-part role in encouraging and reinforcing cheating and other unethical behavior, according to new research. With cheating scandals a persistent threat on college campuses and ... read more

Lobster-Eye Imager Detects Soft X-Ray Emissions

July 28, 2015 — A group of scientists have described developing and launching their imager, which centers on "Lobster-Eye optics," as well as its capabilities and future applications in space ... read more

July 28, 2015 — Researchers have come up with a new definition of chaos that applies more broadly than Lyapunov exponents and other previous definitions of chaos. The new definition fits on a few lines, can be ... read more

ACA Open Enrollment Periods Associated With Improved Coverage, Access to Care and Health

July 28, 2015 — Results of a national survey that included more than half a million adults indicates significant improvements in trends for self-reported insurance coverage, access to a personal physician and ... read more

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