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Science current events and breaking science news on health, climate change, nanotechnology, the environment, stem cells, global warming, current cancer research, physics, biology, computer science, astronomy, endangered species and alternative energy.
A team of scientists, including researchers from the California Academy of Sciences, has reconstructed a detailed "tree of life" for turtles.
A team of researchers from the University of Alberta has discovered a new approach to fighting breast and thyroid cancers by targeting an enzyme they say is the culprit for the "vicious cycle" of tumour growth, spread and resistance to treatment.
A collaboration between NEC Electronics Samsung and several academic centres in China and Iran, is investigating how software-defined cellular networking might be used to give smart phone users the next generation of super-superfast broadband, 5G.
Differences in breast size have a significant mental health impact in adolescent girls, affecting self-esteem, emotional well-being, and social functioning.
Single-cell phytoplankton in the ocean are responsible for roughly half of global oxygen production, despite vast tracts of the open ocean that are devoid of life-sustaining nutrients.
Cancer types such as melanoma, prostate cancer and certain types of leukaemia weaken the body by over-activating the natural immune system. Researchers from the University of Copenhagen have now demonstrated that selenium - naturally found in, e.g., garlic and broccoli - slows down the immune over-response.
Parents who spend their time playing with and talking to their five-month-old baby may wonder whether their child remembers any of it a day later.
Cloaking immune cells with antibodies that block T cell trafficking to the gut can substantially reduce the risk of viral transmission in a non-human primate model of HIV infection, scientists report.
Researchers at Harvard School of Public Health (HSPH) have found a novel mechanism causing type 2 diabetes that could be targeted to prevent or treat the disease.
Last year, University of Pennsylvania researchers Alexander J. Stewart and Joshua B. Plotkin published a mathematical explanation for why cooperation and generosity have evolved in nature.
A team led by researchers from Princeton University, Michigan State University and the Indonesian Institute of Sciences have confirmed the discovery of a new bird species more than 15 years after the elusive animal was first seen on the Indonesian island of Sulawesi.
If you live in lionfish territory in the Atlantic Ocean, the last thing you want to be is a small fish with a long, skinny body, resting by yourself at night, near the bottom of the seafloor.
Researchers from North Carolina State University have created a model that mimics how differently adapted populations may respond to rapid climate change.
Genetically engineered pigs, minipigs, and microminipigs are valuable tools for biomedical research, as their lifespan, anatomy, physiology, genetic make-up, and disease mechanisms are more similar to humans than the rodent models typically used in drug discovery research.
Extreme weather events, such as El Niño, can have long-lasting effects on health, according to research published in the open access journal Climate Change Responses.
A Jackson Laboratory research team has found that the misfolded proteins implicated in several cardiac diseases could be the result not of a mutated gene, but of mistranslations during the "editing" process of protein synthesis.
Sixty years ago, the plows ended their reign and the fields were allowed to return to nature -- allowed to become the woodland forests they once were.
High blood pressure and nonalcoholic fatty liver disease (NAFLD) are two emerging health problems related to the epidemic of childhood obesity.
People with moderate to severe obstructive sleep apnea may have an intrinsic inability to burn high amounts of oxygen during strenuous aerobic exercise, according to a new study led by researchers at University of California, San Diego School of Medicine.
Healthy cells reduce their growth when there is a lack of oxygen (hypoxia). This makes it even more surprising that hypoxia is a characteristic feature of malignant tumours.
The body responds to tuberculosis infection by locking the bacterial offenders into tiny clusters of immune cells called granulomas, which are a hallmark of the disease.
In many countries outside the United States, decisions on when to start treatment for HIV infection are based on the level of certain white blood cells called CD4+ T cells, which are commonly measured to determine immune health.
Researchers at Tufts University, in collaboration with a team at the University of Illinois at Champaign-Urbana, have demonstrated a resorbable electronic implant that eliminated bacterial infection in mice by delivering heat to infected tissue when triggered by a remote wireless signal.
New computer models that show how microtubules age are the first to match experimental results and help explain the dynamic processes behind an essential component of every living cell, according to Rice University scientists.
A special type of fat found in some people could be used to manage type 2 diabetes.
Four years ago, a bulldozer operator turned over some bones during construction at Ziegler Reservoir near Snowmass Village, Colorado.
From coral reefs to prairie grasslands, some of the world's most iconic habitats are susceptible to sudden collapse due to seemingly minor events.
A high intake of yogurt has been found to be associated with a lower risk of developing type 2 diabetes, according to research published in open access journal BMC Medicine. This highlights the importance of having yogurt as part of a healthy diet.
The structure of pores found in cell nuclei has been uncovered by a UCL-led team of scientists, revealing how they selectively block certain molecules from entering, protecting genetic material and normal cell functions.
Scientists have discovered a gene that protects people against one of the major causes of stroke in young and middle-aged adults and could hold the key to new treatments.
Patients who had cardiac arrest at home or elsewhere outside of a hospital had greater survival to hospital discharge and to 90 days beyond if they received basic life support (BLS) vs. advanced life support (ALS) from ambulance personnel, according to a report published online by JAMA Internal Medicine.
It's a dog eat dog world, and bacteria have been living in it for a long time. It's of no surprise that bacteria have a sophisticated arsenal to compete with each other for valuable resources in the environment.
Good communication between brain cells is vital for optimal (mental) health. Mutations in the TBC1D24 gene inhibit this process, thereby causing neurodegeneration and epilepsy.
High-dose interleukin-2 can be effective in selected metastatic renal cell cancer patients pre-treated with VEGF-targeted agents, reveals research presented today at the ESMO Symposium on Immuno-Oncology in Geneva, Switzerland.
Most long-term survivors of retinoblastoma, particularly those who had been diagnosed with tumors by their first birthdays, have normal cognitive function as adults, according to a St. Jude Children's Research Hospital study.
Changing the way doctors practice medicine is difficult, however a new study has shown that combining traditional education with quality improvement and incentives improves Human Papilloma virus (HPV) vaccination rates in boys and girls.
Coral reefs persist in a balance between reef construction and reef breakdown. As corals grow, they construct the complex calcium carbonate framework that provides habitat for fish and other reef organisms.
In a study of nearly 2,000 adults, researchers found that a buildup of plaque in the body's major arteries was associated with mild cognitive impairment. Results of the study conducted at the University of Texas (UT) Southwestern Medical Center will be presented next week at the annual meeting of the Radiological Society of North America (RSNA).
Researchers have made great progress in recent years in the design and creation of biological circuits -- systems that, like electronic circuits, can take a number of different inputs and deliver a particular kind of output.
A multi-disciplinary research team from the National University of Singapore (NUS) has made a breakthrough discovery of a new type of immune cells that may help in the development of a future treatment for multiple sclerosis (MS).
Physicists at the University of Basel have developed a new cooling technique for mechanical quantum systems. Using an ultracold atomic gas, the vibrations of a membrane were cooled down to less than 1 degree above absolute zero.
When researchers wanted to verify alcohol-use survey results at a senior housing center, they came up with a novel way to measure residents' drinking: Count the empty bottles in recycling bins.
A commonly prescribed muscle relaxant may be an effective treatment for a rare but devastating form of diabetes, researchers at Washington University School of Medicine in St. Louis report.
Using a new imaging technique, National Institutes of Health researchers have found that the biological machinery that builds DNA can insert molecules into the DNA strand that are damaged as a result of environmental exposures.
Honeybee populations are clearly under stress--from the parasitic Varroa mite, insecticides, and a host of other factors--but it's been difficult to pinpoint any one of them as the root cause of devastating and unprecedented losses in honeybee hives.
Afferent Pharmaceuticals today announced publication of results from a Phase 2 clinical trial demonstrating that the company's novel drug candidate, AF-219, reduced daytime cough frequency by 75% compared to placebo in patients with treatment-refractory chronic cough.
Expensive tests for measuring everything from sperm motility to cancer diagnosis have just been made hundreds of thousands of pounds cheaper by a PhD student from Brunel University London who hacked his own microscope.
Pregnant women with diabetes are at an increased risk for many adverse birth outcomes. Preconception care (PCC) can significantly lower these risks by helping pregnant mothers with diabetes control their glucose levels, resulting in healthier babies and less money spent on complicated deliveries and lifelong medical complications.
After mining the genetic records of thousands of breast cancer patients, researchers from the Johns Hopkins Kimmel Cancer Center have identified a gene whose presence may explain why some breast cancers are resistant to tamoxifen, a widely used hormone treatment generally used after surgery, radiation and other chemotherapy.
Our bones are smart. Bones know that by adolescence it's time to stop growing longer and stronger, and from that point on bones keep their shape by healing injuries.
The first detailed, high-resolution 3-D maps of Antarctic sea ice have been developed using an underwater robot.
Nearly all individuals in their late 60s and early 70s -- including 100 percent of men -- now qualify for and should consider starting a statin medication to reduce their risk of cardiovascular disease, under the recently released cholesterol guidelines from the American College of Cardiology (ACC) and the American Heart Association (AHA).
A larger percentage of patients with human immunodeficiency virus (HIV) achieved normalization of CD4+ T-cell counts when they started antiretroviral therapy (ART) within 12 months of the estimated dates of seroconversion (EDS) rather than later, according to a report published online by JAMA Internal Medicine.
Conventional treatment seeks to eradicate cancer cells by drugs and therapy delivered from outside the cell, which may also affect (and potentially harm) nearby normal cells.
For women considering breast reduction surgery, initial evaluation at a shared medical appointment (SMA) provides excellent patient satisfaction in a more efficient clinic visit.
Climate change could lengthen the growing season, make soil drier and decrease winter snowpack in the Lake Michigan Basin by the turn of the century, among other hydrological effects.
HIV-1-infected U.S. military members and beneficiaries treated with antiretroviral therapy (ART) soon after infection were half as likely to develop AIDS and were more likely to reconstitute their immune-fighting CD4+ T-cells to normal levels, researchers reported Nov. 24 in JAMA Internal Medicine.
A team of scientists from Arizona State University's Biodesign Institute and IBM's T.J. Watson Research Center have developed a prototype DNA reader that could make whole genome profiling an everyday practice in medicine.
Teens prescribed anti-anxiety or sleep medications may be up to 12 times more likely to abuse those drugs illegally than teens who have never received a prescription, often by obtaining additional pills from friends or family members, according to new research published by the American Psychological Association.
The holiday season gives people the opportunity to reconnect with friends and family each year. Sometimes these interactions can be stressful, especially around the Thanksgiving table where a heated debate can occur.
Ultra-short and extremely strong X-ray flashes, as produced by free-electron lasers, are opening the door to a hitherto unknown world.
Scientists have argued for half a century about the existence of a form of diamond called lonsdaleite, which is associated with impacts by meteorites and asteroids.
A National Science Foundation (NSF)-funded research team has successfully tested an autonomous underwater vehicle, AUV, that can produce high-resolution, three-dimensional maps of Antarctic sea ice. SeaBED, as the vehicle is known, measured and mapped the underside of sea-ice floes in three areas off the Antarctic Peninsula that were previously inaccessible.
Nearly four decades of observations of Tanzanian chimpanzees has revealed that the mothers of sons are about 25 percent more social than the mothers of daughters. Boy moms were found to spend about two hours more per day with other chimpanzees than the girl moms did.
In the world's driest rainfed wheat region, Washington State University researchers have identified summer fallow management practices that can make all the difference for farmers, water and soil conservation, and air quality.
Researchers have developed a new device that may result in more comfortable mammography for women. According to a study being presented next week at the annual meeting of the Radiological Society of North America (RSNA), standardizing the pressure applied in mammography would reduce pain associated with breast compression without sacrificing image quality.
Members of the public in sub-Saharan Africa who are carriers of the hereditary disease sickle cell disease must be educated aggressively through public health campaigns to raise awareness of the risks of parenting offspring with the disease if their partner is also a carrier, according to research published in the International Journal of Medical Engineering and Informatics.
Scientists at the Helmholtz-Zentrum Dresden-Rossendorf (HZDR) have studied the dynamics of electrons from the "wonder material" graphene in a magnetic field for the first time.
A new, enhanced MRI diagnostic approach was, for the first time, able to identify significant damage to the blood-brain barrier (BBB) of professional football players following "unreported" trauma or mild concussions.
The treatment of people who cannot keep their gambling habits in check is often complicated because they also tend to suffer from personality disorders.
Scientists from Uppsala University, the Science for Life Laboratory (SciLifeLab) in Stockholm and Uppsala University Hospital have developed a new method of rapidly identifying which bacteria are causing an infection and determining whether they are resistant or sensitive to antibiotics. The findings are now being published in the Journal of Clinical Microbiology.
Researchers from Aarhus University have taken an important step in the fight against sleeping sickness, a disease that is a major problem in parts of Africa. According to the World Health Organization (WHO), the disease threatens approximately 60 million people and the treatment options are poor.