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News articles about "Time"

Amazon River exhales virtually all carbon taken up by rainforest

Carbon, carbon
The Amazon rain forest popularly known as the lungs of the planet inhales carbon dioxide as it exudes oxygen Plants use carbon dioxide from the air to grow parts that eventually fall to the ground ... - Read More

Fastest measurements ever made of ion channel proteins

Proteins, Proteins, proteins
The miniaturization of electronics continues to create unprecedented capabilities in computer and communications applications enabling handheld wireless devices with tremendous computing performance operating on battery power This same miniaturization of electronic systems is also creating ... - Read More

Earth's iron core is surprisingly weak

earth, Earth
Researchers have used a diamond anvil cell to squeeze iron at pressures as high as 3 million times that felt at sea level to recreate conditions at the center of Earth The findings could refine ... - Read More

In Early Earth, Iron Helped RNA Catalyze Electron Transfer

Released 5 14 2013 9 50 PM EDTEmbargo expired 5 19 2013 1 00 PM EDTSource Newsroom Georgia Institute of Technology Research Communications more news from this source May 19 2013 A new study shows ... - Read More

Reading rock to understand how climate change unfolds

Climate change, Climate change, Climate, climate
What happened the last time a vegetated Earth shifted from an extremely cold climate to desert like conditions And what does it tell us about climate change today John Isbell is on a quest to ... - Read More

Add boron for better batteries

Lithium
Frustration led to revelation when Rice University scientists determined how graphene might be made useful for high capacity batteries Calculations by the Rice lab of theoretical physicist Boris Yakobson found a graphene boron anode should ... - Read More

X-ray tomography of living frog embryo

X-ray
Classical X ray radiographs provide information about internal absorptive structures of organisms such as bones Alternatively X rays can also image soft tissues throughout early embryonic development of vertebrates Related to this a new X ... - Read More

Team wins Cubesat berth to gather Earth energy imbalance measurements

Earth, earth
A team of scientists has won a berth on a tiny satellite to explore one of NASA's most important frontiers in climate studies the imbalance in Earth's energy budget and the extent to which fast ... - Read More

Beautiful 'flowers' self-assemble in a beaker

Beaker
Spring is like a perhaps hand wrote the poet E E Cummings carefully moving a perhaps fraction of flower here placing an inch of air there without breaking anything With the hand of nature trained ... - Read More

Carbon in a twirl: The science behind a self-assembled nano-carbon helix

Carbon, carbon
Nanotechnology draws on the fabrication of nanostructures Scientists have now succeeded in growing a unique carbon structure at the nanoscale that resembles a tiny twirled moustache Their method might lead the way to the formation ... - Read More

DNA-guided assembly yields novel ribbon-like nanostructures

Nanostructures
Scientists at the U S Department of Energy's Brookhaven National Laboratory have discovered that DNA linker strands coax nano sized rods to line up in way unlike any other spontaneous arrangement of rod shaped objects ... - Read More

Fall warming on Antarctic Peninsula driven by tropically forced circulation

sea
The eastern side of the Antarctic Peninsula a finger of the southern polar continent that juts toward South America has experienced summer warming of perhaps a half degree per decade a greater rate than possibly ... - Read More

First precise MEMS output measurement technique unveiled

Energy, Energy, Energy, energy, energy
The commercial application of MEMS or micro electro mechanical systems will receive a major boost today following the presentation of a brand new way to accurately measure the power requirements and outputs of all existing ... - Read More

Chemists demonstrate nanoscale alloys so bright they could have potential medical applications

Medical, Applications, Alloys
Alloys like bronze and steel have been transformational for centuries yielding top of the line machines necessary for industry As scientists move toward nanotechnology however the focus has shifted toward creating alloys at the nanometer ... - Read More

New uses for tiny carbon nanotubes: Adding ionic liquid to nanotube films could build smaller gadgets

The atom sized world of carbon nanotubes holds great promise for a future demanding smaller and faster electronic components Nanotubes are stronger than steel and smaller than any element of silicon based electronics the ubiquitous ... - Read More

Significant improvement in performance of solar-powered hydrogen generation

Hydrogen, Hydrogen, Hydrogen, Hydrogen, hydrogen
Using a powerful combination of microanalytic techniques that simultaneously image photoelectric current and chemical reaction rates across a surface on a micrometer scale researchers at the National Institute of Standards and Technology NIST have shed ... - Read More

Electronics comes to paper: Paper, being light and foldable, works well for electrically conducting structures

Light, Light
Paper being a light and foldable raw material is a cost efficient and simple means of generating electrically conducting structures Paper is becoming a high tech material Researchers at the Max Planck Institute of Colloids ... - Read More

Observation of second sound in a quantum gas

Sound, Gas
Second sound is a quantum mechanical phenomenon which has been observed only in superfluid helium Physicists from the University of Innsbruck Austria in collaboration with colleagues from the University of Trento Italy have now proven ... - Read More

Better dyes for imaging technology

Light, Light
From microscopes to MRI scanners imaging technology is growing ever more vital in the world's hospitals whether for the diagnosis of illness or for research into new cures Imaging technology requires dyes or contrast agents ... - Read More

Oxygen consumption of individual cells measured: Scanning electrochemical microscopy decisively optimized

Electrochemical, Oxygen , Microscopy
How active a living cell is can be seen by its oxygen consumption The method for determining this consumption has now been significantly improved by chemists in Bochum The problem up to now was that ... - Read More
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