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Science News Archive December 2012


Page 24 of 24

A shock to pollution in chemistry

Scientists have studied a milling reaction in real time using highly penetrating X-rays, observing the transformation of simple ingredients into complex products. This breakthrough enables optimization of industrial processes, reducing solvent use and energy consumption.

SAMSUNG T9 Portable SSD 2TB

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A better way to make chemicals?

Scientists have developed a new method to study mechanochemical synthesis, allowing for the observation of complex chemical transformations in real-time. This breakthrough could lead to more environmentally friendly chemical production and optimize processes in various industries.

Childhood trauma leaves mark on DNA of some victims

A study by Max Planck Institute of Psychiatry found that genetic variants of the FKBP5 gene can influence epigenetic alterations caused by early trauma, leading to lifelong dysregulation of stress hormones. This can result in increased risk of depression, post-traumatic stress disorder, and anxiety disorders in adulthood.

Sony Alpha a7 IV (Body Only)

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Shifting the safety balance for overnight workers

A new screening tool has been developed to help identify individual vulnerability to health and safety impacts of shift work. The tool, for a condition known as shift work disorder, aims to reduce workplace accidents and illnesses caused by shift work, including cardiovascular disease and cancer.

Surprising results from study of non-epileptic seizures

A Loyola University Medical Center neurologist reports a higher-than-expected rate of patients with non-epileptic seizures who also experience epileptic seizures during the same hospital stay. This finding is significant because it highlights the need for more accurate diagnosis and treatment of these conditions.

The role of the cellular entry point of anthrax identified

Researchers discover Anthrax Toxin Receptor 2a (Antxr2a) plays a crucial role in orienting cell division during embryonic development, guiding the positioning of chromosomes and mitotic spindle. This finding sheds light on the physiological function of Antxr2a and its potential involvement in other biological processes.

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Record high for global carbon emissions

Global carbon dioxide emissions are projected to rise by 2.6% in 2012, reaching a record high of 35.6 billion tonnes, with China contributing 28% and the US 16%. The analysis highlights the urgent need for radical emission reductions to keep global warming below 2 degrees.

Gap between present emissions and the 2-degree target

The Global Carbon Project warns that current trends are no longer aligned with the goal of limiting global warming to 2°C. To bridge this gap, a sustained global CO2 mitigation rate of at least 3% is needed to peak emissions before 2020 and follow an emission pathway that can keep temperatures below 2˚C.

Glowing fish shed light on metabolism

A team of researchers at UCSF has identified a compound that regulates whole-body metabolism, providing a potential solution to obesity and diabetes. The breakthrough was achieved by screening over 2,400 medications in zebrafish, revealing two compounds that activate genes involved in fat burning.

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

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Stanford researchers discover master regulator of skin development

Researchers at Stanford University School of Medicine have identified a master regulator of epidermal differentiation, a complex process in skin development. The newly discovered molecule, TINCR, plays a unique role in directing precursor cells down specific developmental pathways by binding to and stabilizing messenger RNAs.

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Extended sleep reduces pain sensitivity

A study by the American Academy of Sleep Medicine found that extended sleep time improves daytime alertness and reduces pain sensitivity in mildly sleepy adults. The results show a 25% increase in finger withdrawal latency, indicating reduced pain sensitivity.

X-ray analysis deciphers master regulator important for skin cancer

A research team has uncovered the molecular structure of MITF, a master regulator central to melanoma and other diseases. The X-ray analysis revealed unexpected insertions that limit MITF's ability to bind to DNA, providing a rational basis for the development of tailor-made drugs targeting this protein.

Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

Long-term research reveals how climate change is playing out in real ecosystems

A recent study published in BioScience reveals surprising results on the effects of climate change on ecosystems, highlighting the value of long-term ecological research. The analysis shows how changes in temperature and precipitation affect hydrologic variables, plant and animal community composition, and ecosystem services.