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News articles about "molecules"

Ocean's living carbon pumps: When viruses attack giant algal blooms, global carbon cycles are affected

When we talk about global carbon fixation pumping carbon out of the atmosphere and fixing it into organic molecules by photosynthesis proper measurement is key to understanding this process By some estimates almost half of ... - Read More

Extremely high-resolution magnetic resonance imaging

For the first time researchers have succeeded to detect a single hydrogen atom using magnetic resonance imaging which signifies a huge increase in the technology's spatial resolution In the future single atom MRI could be ... - Read More

Crystallizing the DNA nanotechnology dream

DNA has garnered attention for its potential as a programmable material platform that could spawn entire new and revolutionary nanodevices in computer science microscopy biology and more Researchers have been working to master the ability ... - Read More

Wild molecular interactions in a new hydrogen mixture

Hydrogen the most abundant element in the cosmos responds to extremes of pressure and temperature differently Under ambient conditions hydrogen is a gaseous two atom molecule As confinement pressure increases the molecules adopt different states ... - Read More

Protocells and information strings: Self-organizing autocatalytic network created in computer model

How did life originate And can scientists create life These questions not only occupy the minds of scientists interested in the origin of life but also researchers working with technology of the future If we ... - Read More

Magnetic mirrors enable new technologies by reflecting light in uncanny ways

As in Alice's journey through the looking glass to Wonderland mirrors in the real world can sometimes behave in surprising and unexpected ways including a new class of mirror that works like no other As ... - Read More

Dispelling a misconception about Mg-ion batteries

Lithium Li ion batteries serve us well powering our laptops tablets cell phones and a host of other gadgets and devices However for future automotive applications we will need rechargeable batteries with significant increases in ... - Read More

Key moment mapped in assembly of DNA-splitting molecular machine

The proteins that drive DNA replication the force behind cellular growth and reproduction are some of the most complex machines on Earth The multistep replication process involves hundreds of atomic scale moving parts that rapidly ... - Read More

Solar activity impacts polar ozone

The increase in greenhouse gases explains to a large extent the rise in the average temperature of Earth According to the research study published in Nature Communications today the Sun affects middle atmosphere ozone with ... - Read More

Scientists create new protein-based material with some nerve

Scientists at the University of California Berkeley have taken proteins from nerve cells and used them to create a smart material that is extremely sensitive to its environment This marriage of materials science and biology ... - Read More

Protein Found in Insect Blood That Helps Power Pests' Immune Responses

along a larger carbohydrate molecule that makes a cell wall Their work identified the spatial orientation of the GRP proteins in the cluster and showed that the protein carbohydrate complexes stimulate an immune response in ... - Read More

Revving up fluorescence for superfast LEDs

Duke University researchers have made fluorescent molecules emit photons of light 1 000 times faster than normal setting a speed record and making an important step toward realizing superfast light emitting diodes LEDs and quantum ... - Read More

Inner workings of powerful biochemical switch revealed

A University of Utah led study using X rays and neutron beams has revealed the inner workings of a master switch that regulates basic cellular functions but that also when mutated contributes to cancer cardiovascular ... - Read More

Urine of tiny migrating marine animals affects ocean chemistry

The largest migration on the planet is the movement of small animals from the surface of the open ocean where they feed on plants under cover of darkness to the sunless depths where they hide ... - Read More

Electrically conductive plastics promising for batteries, transparent solar cells

An emerging class of electrically conductive plastics called radical polymers may bring low cost transparent solar cells flexible and lightweight batteries and ultrathin antistatic coatings for consumer electronics and aircraft Researchers have established the solid ... - Read More

Chemists uncover new role of a key base in organic synthesis

An international team of chemists has discovered a new piece to the puzzle of how a powerful base used in organic synthesis cesium carbonate plays a pivotal role during a catalytic reaction The research published ... - Read More

Rare 'baby rattle' molecules reveal new quantum properties of H2O and H2

The experiments were carried out on endofullerenes molecules of C60 into which smaller molecules of hydrogen H2 had been inserted The results published in Physical Review Letters represent the first known example of a quantum ... - Read More

New technique yields fast results in drug, biomedical testing

A new technique makes it possible to quickly detect the presence of drugs or to monitor certain medical conditions using only a single drop of blood or urine representing a potential tool for clinicians and ... - Read More

Rare 'baby rattle' molecules reveal new quantum properties of H2O and H2

The experiments were carried out on endofullerenes molecules of C60 into which smaller molecules of hydrogen H2 had been inserted The results published in Physical Review Letters represent the first known example of a quantum ... - Read More

sensor invented that uses radio waves to detect subtle changes in pressure

Stanford engineers have invented a wireless pressure sensor that has already been used to measure brain pressure in lab mice with brain injuries The underlying technology has such broad potential that it could one day ... - Read More
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