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May 16, 2012

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Controlled Trial Shows Cannabis Reduces Some Symptoms of MS

Cannabis Reduces Some Symptoms of Multiple Sclerosis

A newly published research study shows the benefits of smoking cannabis for spasticity in multiple sclerosis. Using 30 adult patients with multiple sclerosis, the researchers found that smoked cannabis was superior to a placebo in reducing symptoms and pain in patients with treatment-resistant spasticity, or excessive muscle contractions. A clinical study of 30 adult patients [...]

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May 16, 2012

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BrainGate Neural Interface System Allows People with Paralysis to Control Robotic Arms

Using thoughts to control a robotic arm

Advances in brain-computer interfaces, restorative neurotechnology, and assistive robot technology have led to a new study that reports, while using the BrainGate neural interface system, two people with tetraplegia were able to reach for and grasp objects in three-dimensional space using robotic arms that they controlled directly with brain activity. Providence, Rhode Island (Brown University) [...]

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May 16, 2012

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Microbe Endures Ionic Liquids, May Lead to Efficient Biofuel Production Process

A joint team of scientists have identified and determined how a tropical rainforest microbe is able to endure high concentrations of an ionic liquid used to dissolve cellulosic biomass. Their discovery may provide a basis for engineering ionic liquid tolerance into strains of fuel-producing microbes for a more efficient biofuel production process. In the search [...]

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May 16, 2012

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Scientists Look to Space for Renewable Energy Source

renewable energy by collecting solar power in space

Research is underway on new equipment that will allow solar power to be gathered in space and transferred back to earth through microwaves or lasers, providing renewable energy for the future and providing power to disaster areas or outlying areas that are difficult to reach by traditional means. Solar power gathered in space could be [...]

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May 16, 2012

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Electron Behavior Represents a New Era in Materials Science Research

Secrets of Complex Oxide Material

Using SLAC’s Linac Coherent Light Source, a team of physicists discovered never-before-seen behavior by electrons in a material called striped nickelate, representing a new era in materials science research. An international team of researchers has used SLAC’s Linac Coherent Light Source (LCLS) to discover never-before-seen behavior by electrons in complex materials with extraordinary properties. The [...]

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May 16, 2012

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Engineers Use Supercomputers to Tackle the Challenges of Hypersonic Flight

hypersonic flight

With a $20 million U.S. Department of Energy grant, Stanford researchers plan to use some of the world’s fastest supercomputers to model the complexities of hypersonic flight, focusing on how fuel and air flow through a scramjet engine. Aeronautical engineers believe hypersonic planes flying at seven to 15 times the speed of sound will someday [...]

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May 16, 2012

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High-Fructose Diet Slows the Brain, Hampering Memory and Learning

study shows high-fructose diet sabotages learning, memory

Many people know that soda and sweets aren’t a healthy choice of food, but did you know that a diet steadily high in fructose slows the brain, hampering memory and learning? This news comes from a study at UCLA where a team zeroed in on high-fructose corn syrup, something the average American consumes more than [...]

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May 16, 2012

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Yale Neurologists Discover the Source of Diabetic Neuropathy Pain

Yale researchers have identified the source of neuropathic pain that many diabetics suffer from and believe they may be able to target it. While working with rats, the researchers found that changes in the structure of dendritic spines are associated with pain and they also found a drug that interferes with formation of these spines, [...]

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May 15, 2012

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Supernova Shock Wave Breaks Through a Cocoon of Gas

SN 2010jl Supernova Cocoon Breakthrough

New observations from NASA’s Chandra X-ray Observatory may help explain why some supernova explosions are more powerful than others, supporting the idea that some of the unusually luminous supernovas are caused by the blast wave from their explosion ramming into the material around it. Observations with NASA’s Chandra X-ray Observatory have provided the first X-ray [...]

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May 15, 2012

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Many Mammals in Western Hemisphere are Unlikely to Outrun Climate Change

mammals unlikely to outrun climate change

A new study from the University of Washington shows whether mammals in the Western Hemisphere will actually be able to move to new areas suitable for them when they are displaced by climate change. Results of the study show that carnivores like coyotes and wolves are likely to do okay, while many other species won’t [...]

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May 15, 2012

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Tiny “Spherules” Record Precise Information About Asteroid Impacts on Earth

Tiny 'spherules' reveal details about Earth's asteroid impacts

A new method for extracting precise information from tiny “spherules” embedded in layers of rock has allowed researchers to record precise information about asteroids impacting Earth from 3.5 billion to 35 million years ago. West Lafayette, Indiana – Researchers are learning details about asteroid impacts going back to the Earth’s early history by using a [...]

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May 15, 2012

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New Metamaterial Uses “Aluminum-Doped Zinc Oxide” for Enhanced Performance

Purdue

By using an “aluminum-doped zinc oxide,” or AZO, Purdue researchers have shown how to create metamaterials without using silver or gold. The new metamaterial consists of 16 layers alternating between AZO and zinc oxide and has enhanced performance that is compatible with semiconductors. West Lafayette, Indiana – Researchers have taken a step toward overcoming a [...]

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