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Down Syndrome: Non-Invasive Prenatal Testing Is Safe, Effective

Down Syndrome: Non-Invasive Prenatal Testing Is Safe, Effective

Non-invasive prenatal testing for Down syndrome is feasible, acceptable to parents, and could be introduced into the National Health Service (NHS), researchers in the United Kingdom say. 
The results of a National Institute for Health Research (NIHR) study carried out by the first NHS laboratory to provide  non-invasive prenatal testing  testing were reported to the annual conference of the European Society of Human Genetics Saturday. 

How Atmospheric Rivers Form

How Atmospheric Rivers Form

 If you want to blame something for an overcast day, it's safe to go with the tropics. Water vapor originating from the Earth's tropics is transported to mid-latitudes on long filaments of flowing air that intermittently travel across the world's oceans.
When these airy tendrils make landfall, they can cause severe floods and other extreme weather events. Yet despite the importance of these "atmospheric rivers" for the global water and heat cycles, the mechanism behind their formation is still a mystery.

How To Cut A Vortex Into Slices

How To Cut A Vortex Into Slices

A lot of problems, associated with the mixing of the liquid in the microchannels, could be solved via proper organization of the inhomogeneous slip on the walls of these channels, according to a joint group of Russian and German scientists lead by Olga Vinogradova, professor at the M.V. Lomonosov Moscow State University. 

Genetic Variation Of Stress Hormone Receptor May Affect Vulnerability To Major Depression

Genetic Variation Of Stress Hormone Receptor May Affect Vulnerability To Major Depression

Scientists are beginning to unwrap the biology behind why some people are more prone to major depression and other psychiatric disorders than others when experiencing stressful life events.
The researchers found that cellular activity in response to stress hormone receptor activation differs from individual to individual.
The study, led by Janine Arloth, Ryan Bogdan, and Elisabeth Binder at the Max Planck Institute of Psychiatry in Germany, also shows that the genetic variations underlying this difference in stress response correlate with dysfunction in the amygdala, a brain region that is an important part of the stress hormone response.

Glass On Mars A Window Into Past Life?

Glass On Mars A Window Into Past Life?

 Researchers have used satellite data to detect deposits of glass within impact craters on Mars. Though formed in the searing heat of a violent impact, the glasses just might provide a delicate window into the possibility of past life on the Red Planet.Over the last few years, several research groups have shown that, here on Earth, ancient biosignatures can be preserved in impact glass. One of those studies, led by Brown geologist Peter Schultz and published last year, found organic molecules and even plant matter entombed in glass formed by an impact that occurred millions of years ago in Argentina. Schultz suggested that similar processes might preserve signs of life on Mars, if indeed they were present at the time of an impact.

Global Climate Change Estimates Out To 2100 From NASA

Global Climate Change Estimates Out To 2100 From NASA

NASA has released data showing how temperature and rainfall patterns worldwide may change through the year 2100 because of growing concentrations of greenhouse gases in Earth's atmosphere.The dataset shows projected changes worldwide on a regional level in response to different scenarios of increasing carbon dioxide simulated by 21 climate models. The high-resolution data, which can be viewed on a daily timescale at the scale of individual cities and towns, will help scientists and planners conduct climate risk assessments to better understand local and global effects of hazards, such as severe drought, floods, heat waves and losses in agriculture productivity. 

Computer Operates On Water Droplets

Computer Operates On Water Droplets

Welcome to a new way to manipulate matter. Mixing computers and water typically is usually a bad idea but bioengineers at Stanford have built a synchronous computer that operates using the physics of moving water droplets. They used droplet fluid dynamics to demonstrate a synchronous, universal droplet logic and control.Because of its universal nature, the droplet computer can perform any operation that a conventional electronic computer can crunch, although still at significantly slower rates in this early stage. The crucial clock 

Ranavirosis: Frogs Face Risk In Garden Ponds

Ranavirosis: Frogs Face Risk In Garden Ponds

Researchers have found that the severity of ranavirosis, a devastating disease that kills thousands of frogs each year, increases in the presence of exotic fish. The use of garden chemicals was also associated with increased severity of the disease. 

Kidney Converts Good Cholesterol To Bad Cholesterol - And Why That Matters

Kidney Converts Good Cholesterol To Bad Cholesterol - And Why That Matters

Modified "good" cholesterol (HDL) and the activation of specific genes are causes of damage to the vascular system in chronic renal disease. A new project specifically examined the effect of cyanate, a decomposition product of urea, on the functioning of the vascular system.The issue is important because the average age of the general population is increasing and with it the number of patients with chronic renal disease. Their mortality increases sharply in particular as a result of secondary cardiovascular disease. To date, however, little is known about how these sequelae occur.

Riddle Of Resilience: Coral Reefs In Palau Thrive Under Acidification

Riddle Of Resilience: Coral Reefs In Palau Thrive Under Acidification

Though ocean acidification and corals have been a concern, not all coral reefs are at risk. Instead, some thrive as they have absorbed atmospheric carbon dioxide (CO2) released by the burning of fossil fuels. In ocean acidification, the CO2 reacts with water molecules, lowering ocean pH (making it more acidic), and that process also removes carbonate, an essential ingredient needed by corals and other organisms to build their skeletons and shells.World Oceans Day today has meant new questions about ocean acidification, which threatens coral reef ecosystems worldwide - but not all reefs. 

Most Advanced Newborn Simulator - Newborn Tory

Most Advanced Newborn Simulator - Newborn Tory

 The Newborn Tory S2210 is the industry's most advanced, life-like newborn patient simulator, according to manufacturer Gaumard Scientific Company.Fully tetherless and wireless, Newborn Tory enables health care professionals to easily administer and monitor simulated care as they transition from the delivery room to the operating room, the nursery or the NICU, while training for a large number of programmable scenarios. Tory integrates seamlessly with Gaumard's Victoria Birthing Simulator via a wireless link, allowing healthcare providers to first tend to labor and delivery and then stabilize or treat the newborn. Newborn Tory's features include: Lifelike appearance, weight and size

What Does The Milky Way Weigh?

What Does The Milky Way Weigh?

What if your doctor told you that your weight is somewhere between 100 and 400 lbs.? With any ordinary scale every patient can do better at home. Yet, one patient can't: the Milky Way. Even though today we peer deeper into space than ever before, our home galaxy's weight is still unknown to about a factor of four. Researchers at Columbia University's Astronomy Department have now developed a new method to give the Milky Way a more precise physical checkup.