News tagged with contrast sensitivity

New contrast agents detect bacterial infections with high sensitivity and specificity

A new family of contrast agents that sneak into bacteria disguised as glucose food can detect bacterial infections in animals with high sensitivity and specificity. These agents -- called maltodextrin-based ...

Chemistry / Materials Science

created Jul 18, 2011 | popularity not rated yet | comments 0 | with audio podcast

Action video games improve vision

Video games that involve high levels of action, such as first-person-shooter games, increase a player's real-world vision, according to research in today's Nature Neuroscience.

Medicine & Health / Neuroscience

created Mar 29, 2009 | popularity 4.5 / 5 (8) | comments 3




Search results for contrast sensitivity


Copy of the genetic makeup travels in a protein suitcase

Scientists from the Institute for Physical and Theoretical Chemistry at the University of Bonn have succeeded for the first time in the real time filming of the transport of an important information carrier in biological ...

Biology / Cell & Microbiology

created May 25, 2012 | popularity not rated yet | comments 0 | with audio podcast

Wearable electronics - the next fashion fad?

(Phys.org) -- When most of us think of electronics, we think of the sturdy stability of silicon and plastic. Flexibility is a trait that belongs to the organic world, where materials come in all shapes and ...

Technology / Hi Tech & Innovation

created May 23, 2012 | popularity not rated yet | comments 0

Lying in wait for WIMPs: Researchers seek to dramatically increase sensitivity of Large Underground Xenon detector

Although it's invisible, dark matter accounts for at least 80 percent of the matter in the universe. No one knows what it is, but most scientists would bet on weakly interacting massive particles, or WIMPs.

Physics / General Physics

created May 23, 2012 | popularity 4 / 5 (7) | comments 19 | with audio podcast

A magnetic approach to lattices

(Phys.org) -- JQI experimentalists under the direction of Ian Spielman are in the business of using lasers to create novel environments for neutral atoms. For instance, this research group previously enticed ...

Physics / General Physics

created May 22, 2012 | popularity 5 / 5 (4) | comments 0 | with audio podcast

New technique detects trace levels of new class of cancer biomarkers

(Phys.org) -- In less than a decade, a new type of RNA — microRNA (miRNA) — has gone from curiosity to one of the most important sets of regulatory molecules in the body. And because these short pieces of RNA are ...

Chemistry / Analytical Chemistry

created May 18, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Is it ripe? Carbon nanotube-based ethylene sensor establishes fruit ripeness

(Phys.org) -- The term ethylene (ethene) generally brings to mind polyethylene plastics, not fruit. However, ethylene is more than just a feedstock for chemical industry, it is also the smallest plant hormone, ...

Chemistry / Analytical Chemistry

created May 19, 2012 | popularity 4.8 / 5 (5) | comments 6 | with audio podcast

The new world of gamma-ray optics

Scientists discover that certain materials like silicon or gold exhibit a surprisingly large refractive index for extremely high energetic gamma-rays.

Physics / Condensed Matter

created May 14, 2012 | popularity 5 / 5 (6) | comments 0

New technique suggests Medieval Warm Period made it to Antarctica

Scientists have developed a new method of reconstructing past climates that uses the water locked inside crystals in seabed sediment to shed light on the history of the Antarctic.

Space & Earth / Earth Sciences

created May 01, 2012 | popularity 4.4 / 5 (7) | comments 32 | with audio podcast

Wild birds respond differently to the first long days of a year

The lengthening of days in late winter is an important signal that stimulates the reproductive activity of many animals. Animals living in the milder climatic conditions of southern Europe usually begin breeding ...

Biology / Plants & Animals

created Apr 24, 2012 | popularity 3 / 5 (1) | comments 0

A stream is a stream is a stream... or is it?

Scientists supported by NSF SEES use everything from microscopes to deep-sea submersibles in their research. But how many SEES scientists need a machete?

Biology / Ecology

created Apr 17, 2012 | popularity not rated yet | comments 0


List of search results for contrast sensitivity