الاثنين، 5 سبتمبر 2016

ScienceDaily: Top News

ScienceDaily: Top News


'Materials that compute' advances as engineers demonstrate pattern recognition

Posted: 02 Sep 2016 12:20 PM PDT

The potential to develop 'materials that compute' has taken another leap, after researchers for the first time have demonstrated that the material can be designed to recognize simple patterns. This responsive, hybrid material, powered by its own chemical reactions, could one day be integrated into clothing and used to monitor the human body, or developed as a skin for 'squishy' robots.

FIND offers simple guidance for lost person searches

Posted: 02 Sep 2016 11:23 AM PDT

The new FIND software uses Lost Person Locator statistics of decisions and patterns made by lost individuals in over 150,000 past cases, known as lost person behavior.

Adapting to stress: Understanding the neurobiology of resilience

Posted: 02 Sep 2016 11:22 AM PDT

New research examines the way our bodies, specifically our brains, become "stress-resilient." There is a significant variation in the way individuals react and respond to extreme stress and adversity—some individuals develop psychiatric conditions such as posttraumatic stress disorder or major depressive disorder—others recover from stressful experiences without displaying significant symptoms of psychological ill-health, demonstrating stress-resilience.

Zolushka sighting: The tiger Cinderella story continues

Posted: 02 Sep 2016 09:54 AM PDT

Brought into captivity as a nearly starved, 3-month old cub, the tigress that became known as Zolushka (Russian for "Cinderella") flourished in a rehabilitation center designed to prepare her for life back in the wild. Without a mother (probably lost to poachers) Zolushka learned how to kill natural wild prey presented to her in the rehabilitation center, where she was kept far from people to preserve her innate fear of humans. New photographs just released from Bastak Reserve in the Russian Far East confirm that a feline Cinderella story continues to unfold.

Spiritual meditation plus medication: Best medicine for migraines?

Posted: 02 Sep 2016 09:53 AM PDT

New research examines whether or not, and to what extent, a combination of spiritual meditation and migraine medication affects analgesic medication usage.

Air lubrication: Only big bubbles do the trick

Posted: 02 Sep 2016 09:53 AM PDT

Blowing bubbles underneath a ship's hull, causes them to be pushed against the surface. In the surface layer between the ship and water, these air bubbles cause less friction: it's also known as air lubrication. In practice, friction can be reduced 20 percent, with a huge impact on fuel consumption and carbon dioxide emission. The precise mechanism is still unknown, as the local water flow is complex and turbulent. As scientists demonstrate, the size of the bubbles make a big difference: tiny bubble don't have a net effect at all. This may seem counterintuitive, but large bubbles that can be deformed easily, give the strongest effect.

Babies born with a low birth weight may be less active in later life

Posted: 02 Sep 2016 08:14 AM PDT

Individuals who are born with a low birth weight are less likely to be good at sports at school or participate in exercise later on in life. The study used data from the Medical Research Council National Survey for Health and Development, a unique birth cohort that closely monitors a group of people all born in the same week in the UK in March 1946. This particular research involved data from 2,739 of study participants.

Luminous heart cells: Jellyfish proteins assist in heart rhythm disorder research

Posted: 02 Sep 2016 08:14 AM PDT

Cell models from stem cells serve an ever-increasing role in research of cardiac dysfunction. Researchers have succeeded in producing cells which offer new insights into properties of the heart. They installed a molecular sensor into the cells which emits light, and not only makes the cells' electrical activity visible, but also makes it possible for the first time to quickly identify cell types.

Virtually reality simplifies early diagnosis of multiple sclerosis and Parkinson's disease

Posted: 02 Sep 2016 05:26 AM PDT

Scientists are developing an early diagnosis system for neurodegenerative disorders. The system is intended to such diseases as multiple sclerosis, Parkinson's disease and others. The diagnosis system is based on virtual reality (VR) – a person is immersed in a virtual environment to carry out some functional tests. Researchers vary the parameters of the virtual environment and record changes in the person's movements.

3-D elevation maps of Alaska for released for White House Arctic Initiative

Posted: 01 Sep 2016 06:14 PM PDT

Less than one year after President Barack Obama announced a White House Arctic Initiative that included better mapping of the area, a team of researchers has released the first-ever publicly available set of high-resolution, three-dimensional topographic maps of the entire state of Alaska.

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