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News articles about "System"

Solar panels light the way from carbon dioxide to fuel

Research to curb global warming caused by rising levels of atmospheric greenhouse gases such as carbon dioxide usually involves three areas Developing alternative energy sources capturing and storing greenhouse gases and repurposing excess greenhouse gases ... - Read More

Insights from nature for more efficient water splitting

Water splitting is one of the critical reactions that sustain life on earth and could be a key to the creation of future fuels It is a key in the process of photosynthesis through which ... - Read More

Ancient ocean currents may have changed pacing and intensity of ice ages: Slowing of currents may have flipped switch

For decades climate scientists have tried to explain why ice age cycles became longer and more intense about 900 000 years ago switching from 41 000 year cycles to 100 000 year cycles In a ... - Read More

High CO2 levels cause warming in tropics

The impact of the greenhouse gas CO2 on Earth's temperature is well established by climate models and temperature records over the past 100 years as well as coupled records of carbon dioxide concentration and temperature ... - Read More

Concentrating solar power: Study shows greater potential

Concentrating solar power CSP could supply a substantial amount of current energy demand according to the study published in the journal Nature Climate Change In the Mediterranean region for example the study shows that a ... - Read More

Scientists use X-rays to look at how DNA protects itself from UV light

The molecular building blocks that make up DNA absorb ultraviolet light so strongly that sunlight should deactivate them yet it does not Now scientists have made detailed observations of a relaxation response that protects these ... - Read More

Controlling body movement with light: Neuroscientists inhibit muscle contractions by shining light on spinal cord neurons

For the first time MIT neuroscientists have shown they can control muscle movement by applying optogenetics a technique that allows scientists to control neurons' electrical impulses with light to the spinal cords of animals that ... - Read More

Team develops a geothermometer for methane formation

Methane is a simple molecule consisting of just one carbon atom bound to four hydrogen atoms But that simplicity belies the complex role the molecule plays on Earth it is an important greenhouse gas is ... - Read More

New use for touchless technology in the operating theatre

Pioneering work using touchless technology for vascular surgery is now being extended to neurosurgery Dr Mark Rouncefield and Dr Gerardo Gonzalez from the School of Computing and Communications at Lancaster University were part of a ... - Read More

Unprecedented 3-D view of important brain receptor

Researchers with Oregon Health & amp Science University's Vollum Institute have given science a new and unprecedented 3 D view of one of the most important receptors in the brain a receptor that allows us ... - Read More

A Breakthrough for Organic Reactions in Water

Released 6 25 2014 11 30 AM EDTEmbargo expired 6 26 2014 5 00 AM EDTSource Newsroom McGill University more news from this source Contact Information Available for logged in reporters only Citations Nature CommunicationsJun ... - Read More

Researchers See Possible Answer to Chemo Pain in a Multiple Sclerosis Drug

Released 6 23 2014 12 00 PM EDTSource Newsroom Saint Louis University Medical Center more news from this source Contact Information Available for logged in reporters only Citations Journal of Biological ChemistryJun 24 2014 ST ... - Read More

Antibodies from desert as guides to diseased cells

The use of nanoparticles in cancer research is considered as a promising approach in detecting and fighting tumor cells The method has however often failed because the human immune system recognizes the particles as foreign ... - Read More

Toward 24-7 glucose monitoring to help manage diabetes

Nearly half a million people with diabetes end up in emergency rooms around the U S every year due to the seizures and other consequences of dropping or spiking blood sugar levels associated with the ... - Read More

'Onion' vesicles for drug delivery developed

One of the defining features of cells is their membranes Each cell's repository of DNA and protein making machinery must be kept stable and secure from invaders and toxins Scientists have attempted to replicate these ... - Read More

Technology using microwave heating may impact electronics manufacturing

Engineers at Oregon State University have successfully shown that a continuous flow reactor can produce high quality nanoparticles by using microwave assisted heating essentially the same forces that heat up leftover food with such efficiency ... - Read More

Snowballs to soot: The clumping density of many things seems to be a standard

Particles of soot floating through the air and comets hurtling through space have at least one thing in common 0.36. That reports a research group at the National Institute of Standards and Technology NIST is ... - Read More

Charging portable electronics in 10 minutes: New architecture for lithium-ion battery anodes far outperform the current standard

Researchers at the University of California Riverside Bourns College of Engineering have developed a three dimensional silicon decorated cone shaped carbon nanotube cluster architecture for lithium ion battery anodes that could enable charging of portable ... - Read More

Chemical sensor on a chip created to test chemical composition of liquids

Using miniaturized laser technology a tiny sensor has been built at the Vienna University of Technology which can test the chemical composition of liquids They are invisible but perfectly suited for analyzing liquids and gases ... - Read More

No limits to human effects on clouds

Understanding how clouds affect the climate has been a difficult proposition What controls the makeup of the low clouds that cool the atmosphere or the high ones that trap heat underneath How does human activity ... - Read More
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