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Current Nuclear Weapons News and Events, Nuclear Weapons News Articles.
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The Journal of Nuclear Medicine celebrates 60 years of research
The Journal of Nuclear Medicine (JNM) has issued a special supplement commemorating six decades of leadership in the field of nuclear medicine, molecular imaging and therapy. The supplement features a collection of the most influential and frequently cited manuscripts in JNM's history, representing seminal discoveries and scientific contributions that shaped the future of medicine. Invited perspectives from world leaders in nuclear medicine, molecular imaging, and theranostics explain why each of these articles had such an enormous impact. (2020-12-10)

Breakthrough in nuclear physics
The positively charged protons in atomic nuclei should actually repel each other, and yet even heavy nuclei with many protons and neutrons stick together. The so-called strong interaction is responsible for this. Prof. Laura Fabbietti and her research group at the Technical University of Munich (TUM) have now developed a method to precisely measure the strong interaction utilizing particle collisions in the ALICE experiment at CERN in Geneva. (2020-12-09)

A better kind of cybersecurity strategy
The multilateral nature of cybersecurity today makes it markedly different than conventional security, according to a study co-authored by Alexander Wolitzky of MIT. The researchers' new model shows why countries that retaliate too much against online attacks can make things worse for themselves. (2020-12-09)

Bullied lesbian, gay and bisexual students more likely to carry weapons
A new study has found youth who report carrying a weapon have higher odds of experiencing bullying and bullying-related victimization. Minoritized student populations, especially sexual minority youth disproportionately experience bullying and bullying victimization. (2020-12-08)

New semiconductor detector shows promise for medical diagnostics and homeland security
This method allows users to identify legal versus illegal gamma rays. Detectors like these are critical for national security, where they're used to detect illegal nuclear materials smuggled across borders and aid in nuclear forensics, as well as in medical diagnostics imaging. (2020-12-07)

Seizing military weapons does not increase violent crime nor risk police safety
More local law enforcement agencies are using military equipment, such as tear gas, armored vehicles and rubber bullets, to handle social justice protests--calling into question police militarization. (2020-12-07)

New study findings: militarizing local police does not reduce crime
New research shows that the militarization of local law enforcement through weapons, armored vehicles, combat attire, office equipment and other items provided by the Department of Defense does not reduce crime. Additionally, researchers found incomplete records and discrepancies in the federal government's tracking of surplus military equipment, or SME, issued to local law enforcement agencies. (2020-12-07)

Breakthrough material makes pathway to hydrogen use for fuel cells under hot, dry conditions
A collaborative research team, including Los Alamos National Laboratory, University of Stuttgart (Germany), University of New Mexico, and Sandia National Laboratories, has developed a proton conductor for fuel cells based on polystyrene phosphonic acids that maintain high protonic conductivity up to 200 C without water. (2020-12-07)

Supernova surprise creates elemental mystery
Michigan State University (MSU) researchers have discovered that one of the most important reactions in the universe can get a huge and unexpected boost inside exploding stars known as supernovae. (2020-12-02)

Curtin collision models impact the future of energy
A new Curtin University-created database of electron-molecule reactions is a major step forward in making nuclear fusion power a reality, by allowing researchers to accurately model plasmas containing molecular hydrogen. (2020-12-01)

Getting to the core of nuclear speckles
Scaffold of sub-cellular structures identified after a hundred years. (2020-11-28)

Novel chemical process a first step to making nuclear fuel with fire
Developing safe and sustainable fuels for nuclear energy is an integral part of Los Alamos National Laboratory's energy security mission. (2020-11-24)

Alternative gene control mechanism based on organization of DNA within nucleus
Researchers at the University of Tokyo have identified how the architecture of the cell nucleus can change gene activity in plants. This discovery reveals fundamental knowledge about genome regulation and points towards future methods for potentially manipulating the expression of many genes simultaneously. (2020-11-20)

Study identifies reasons for soaring nuclear plant cost overruns in the US
MIT researchers have analyzed the causes of many cost overruns on new nuclear power plants in the US, which have soared in the past 50 years. The findings may help designers of new plants build in resilience to prevent such added costs. (2020-11-18)

Boosted signal
First introduced into wide use in the middle of the 20th century, nuclear magnetic resonance (NMR) has since become an indispensable technique for examining materials down to their atoms, revealing molecular structure and other details without interfering with the material itself. (2020-11-16)

Study reveals how to improve natural gas production in shale
A new hydrocarbon study contradicts conventional wisdom about how methane is trapped in rock, revealing a new strategy to more easily access the valuable energy resource. (2020-11-12)

Black hole or no black hole: On the outcome of neutron star collisions
A new study lead by GSI scientists and international colleagues investigates black-hole formation in neutron star mergers. Computer simulations show that the properties of dense nuclear matter play a crucial role, which directly links the astrophysical merger event to heavy-ion collision experiments at GSI and FAIR. These properties will be studied more precisely at the future FAIR facility. The results have now been published in Physical Review Letters. (2020-11-10)

Surrey helps to produce the world's first neutron-rich, radioactive tantalum ions
An international team of scientists have unveiled the world's first production of a purified beam of neutron-rich, radioactive tantalum ions. (2020-11-10)

No matter the size of a nuclear party, some protons and neutrons will pair up and dance
No matter the size of a nuclear party, certain protons and neutrons will always pair up and dance, a new MIT study finds. The results will help map the workings within neutron stars and heavy radioactive nuclei. (2020-11-09)

A novel finding on Kabuki syndrome, a rare genetic disease
It has a long time since the cause of the disease has been identified: mutations of KMT2D gene codify for MLL4, a protein involved in the regulation of chromatin, which is the complex of proteins and nucleic acids contained in the nucleus of cells. However, research still has a long way to go to identify therapeutic approaches. An Italian team, coordinated by the University of Trento, has taken a step forward in this direction (2020-11-09)

Global fisheries could alleviate a global food emergency in extreme situations
A new international study argues that, if managed sustainably in advance, global fisheries could alleviate food shortages even after a nuclear war. (2020-11-09)

Novel therapy approach for hyperinsulinemic hypoglycemia
A new method to treat hyperinsulinemic hypoglycemia has proven highly selective in targeting lesions and effective in slowing tumor growth, according to research published in the November issue of the Journal of Nuclear Medicine. (2020-11-08)

Vitamin E from palm oil useful in boosting immune response based on studies on liver cells
Palm oil is an economical source of vitamin E, and several studies have shown the beneficial effects on the immune system, which include anti-oxidant and anti-cancer activity as well has cytoprotective actions. Researchers hope that these findings pave the way for easily available remedies for a variety of diseases. The current study is published in Current Pharmaceutical Biotechnology. (2020-11-03)

Sensors driven by machine learning sniff-out gas leaks fast
A new study confirms the success of a natural-gas leak-detection tool pioneered by Los Alamos National Laboratory scientists that uses sensors and machine learning to locate leak points at oil and gas fields, promising new automatic, affordable sampling across vast natural gas infrastructure. (2020-10-29)

Breakthrough quantum-dot transistors create a flexible alternative to conventional electronics
Researchers at Los Alamos National Laboratory and their collaborators from the University of California, Irvine have created fundamental electronic building blocks out of tiny structures known as quantum dots and used them to assemble functional logic circuits. (2020-10-29)

Study reveals robust performance in aged detonator explosive
High-speed video (39,000 frames per second) of the initiation of a detonator holding 40 milligrams of PETN, encased in an acrylic holder. (2020-10-28)

Bronze Age herders were less mobile than previously thought
Bronze Age pastoralists in what is now southern Russia apparently covered shorter distances than previously thought. It is believed that the Indo-European languages may have originated from this region, and these findings raise new questions about how technical and agricultural innovations spread to Europe. An international research team, with the participation of the University of Basel, has published a paper on this topic. (2020-10-21)

Genome archeologists discover path to activate immune response against cancer
Ancient embedded elements in our DNA from generations past can activate a powerful immune response to kill cancer cells like an infection. (2020-10-21)

Russian scientists suggested a transfer to safe nuclear energy
Scientists from Far Eastern Federal University (FEFU), Ozersk Technological Institute, and the Russian Academy of Sciences have improved a processing technology of a monazite concentrate which is a mineral raw material employed as a source of rare earth elements and thorium. The latter, in turn, is a part of the thorium-uranium fuel cycle that is more eco-friendly compared to the one based on uranium and plutonium. A related article appears in Energies. (2020-10-19)

Old methods prove true for studying proteins
A decades-old technique for probing protein motions proves more accurate than current practices. (2020-10-17)

Unprecedented energy use since 1950 has transformed humanity's geologic footprint
A new study makes clear the extraordinary speed and scale of increases in energy use, economic productivity and global population that have pushed the Earth towards a new geological epoch, known as the Anthropocene. (2020-10-16)

When feeling the pinch, nuclei instigate cells to escape crowded spaces
The threat of serious deformation triggers a rapid escape reflex that enables cells to move away and squeeze out from tight spaces or crowded tissues. In a new study published today in the journal Science, researchers reveal that squeezing a cell to the point where its nucleus starts to stretch triggers the activation of motor proteins which in turn transform the cell's cytoskeleton so that it can flee a packed environment. (2020-10-15)

Scientists develop detector for investigating the sun
Researchers from MIPT have developed a prototype detector of solar particles. The device is capable of picking up protons at kinetic energies between 10 and 100 megaelectronvolts, and electrons at 1-10 MeV. This covers most of the high-energy particle flux coming from the sun. The new detector can improve radiation protection for astronauts and spaceships, as well as advancing our understanding of solar flares. (2020-10-13)

Magnitude comparison distinguishes small earthquakes from explosions in US west
By comparing two magnitude measurements for seismic events recorded locally, researchers can tell whether the event was a small earthquake or a single-fire buried chemical explosion. (2020-10-13)

Novel Radioimmunotherapy Reverses Resistance to Commonly Used Lymphoma Drug
A new radioimmunotherapy has proven effective in reversing resistance to the most commonly used lymphoma drug, rituximab, according to research published in the October issue of The Journal of Nuclear Medicine. When used in combination with rituximab, 177Lu-lilotomab-satetraxetan was shown to substantially increase rituximab binding and rituximab-mediated antibody-dependent cellular cytotoxicity (ADCC) activity, resulting in significant tumor growth delay in a non-Hodgkin's lymphoma mouse model. (2020-10-08)

Cerenkov luminescence imaging identifies surgical margin status in radical prostatectomy
A new intraoperative imaging technique, Cerenkov luminescence imaging (CLI), can accurately assess surgical margins during radical prostatectomy, according to a first-in-human research published in the October issue of The Journal of Nuclear Medicine. The feasibility study showed that 68Ga-PSMA CLI can image the entire excised prostate specimen's surface to detect prostate cancer tissue at the resection margin. (2020-10-07)

Hunting for the lowest known nuclear-excited state
Measurements in thorium-229 take a step towards the direct laser excitation of an atomic nucleus in this unique isotope (2020-10-06)

Two's a crowd: Nuclear and renewables don't mix
If countries want to lower emissions as substantially, rapidly and cost-effectively as possible, they should prioritize support for renewables, rather than nuclear power, the findings of a major new energy study concludes. (2020-10-05)

New algorithm could unleash the power of quantum computers
A new algorithm that fast forwards simulations could bring greater use ability to current and near-term quantum computers, opening the way for applications to run past strict time limits that hamper many quantum calculations. (2020-10-05)

Scientists kill cancer cells by 'shutting the door' to the nucleus
Scientists at Sanford Burnham Prebys Medical Discovery Institute have shown that blocking the construction of nuclear pores complexes--large channels that control the flow of materials in and out of the cell nucleus--shrank aggressive tumors in mice while leaving healthy cells unharmed. The study, published in Cancer Discovery, a journal of the American Association for Cancer Research, reveals a new Achilles heel for cancer that may lead to better treatments for deadly tumors such as melanoma, leukemia and colorectal cancer. (2020-09-28)

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