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Science News Archive August 2016 - Page 37


Page 37 of 38

Study shows heat dangers of inflatable bounce houses

A new University of Georgia study examines the heat dangers of inflatable bounce houses and found that air temperatures inside the bounce house were consistently greater than ambient conditions. The researchers developed a modified heat index table to help public safety officials assess possible heat-related hazards to children.

SourceUniversity of Georgia·JournalBulletin of the American Meteorological Society·DateAug 1, 2016

Big trash pickup

Cells have two disposal systems: proteasomes, which handle smaller proteins, and autophagy, a process that removes larger complexes. Researchers discovered a smart bin liner-like system in autophagy, involving Cue5 receptors and Hsp42 chaperones.

SourceWashington University in St. Louis·JournalCell Reports·DateAug 1, 2016

Shaking up surgery

Researchers from Hiroshima University have developed a small vibrating device that attaches to surgical tools, enhancing surgeons' sensitivity to different shapes and textures. The PZT Actuator boosts the sensation to a noticeable level, allowing doctors to detect tissue texture and identify solid tumors with greater accuracy.

SourceHiroshima University·JournalIEEE/ASME Transactions on Mechatronics·DateAug 1, 2016

No platelets, no immune response

Researchers at Université de Genève discovered that a protein called CCN1 produced by platelets and blood vessels is essential for the recruitment of immune cells during viral infections. Without CCN1, the immune response is impaired, highlighting a new potential target for antiviral treatments.

SourceUniversité de Genève·JournalProceedings of the National Academy of Sciences·DateAug 1, 2016

Cheaper, faster, more accurate method to quantify water in solid pharmaceutical drugs

Chemists at the University of Texas at Arlington have developed a new method to quantify water content in solid pharmaceutical drugs, which is faster, cheaper, and more accurate than Karl Fischer titration. The new method uses headspace gas chromatography with ionic liquids and can analyze samples in just 10 minutes.

SourceUniversity of Texas at Arlington·JournalJournal of Pharmaceutical Sciences·DateAug 1, 2016

Is Earthly life premature from a cosmic perspective?

According to new theoretical work, life on Earth is actually premature from a cosmic perspective. The chances of life growing much higher in the distant future due to star lifetimes were found to be 1000 times higher than now. Scientists recommend studying nearby red dwarf stars and their planets for signs of habitability.

SourceCenter for Astrophysics | Harvard & Smithsonian·JournalJournal of Cosmology and Astroparticle Physics·DateAug 1, 2016

A giant stellar void in the Milky Way

An international team of astronomers has found a huge region around the centre of the Milky Way devoid of young stars, indicating a lack of star formation. This 'Cepheid desert' stretches for thousands of light years and challenges our understanding of the Galaxy's formation and evolution.

SourceRoyal Astronomical Society·JournalMonthly Notices of the Royal Astronomical Society·DateAug 1, 2016

Meat consumption contributing to global obesity

A study by University of Adelaide researchers found that meat consumption contributes to global obesity at the same extent as sugar, with protein in meat digested later and converted to excess energy. The study suggests dietary guidelines may need to advise eating less meat alongside reducing sugar intake.

SourceUniversity of Adelaide·JournalBMC Nutrition·DateAug 1, 2016

Griffith scientists unlock the 'Malaria box'

A global team of researchers has created and tested a panel of 400 chemical compounds, dubbed the 'Malaria Box', with potential application as therapeutic starting points for diseases like malaria, trypanosomiasis and toxoplasmosis. The collaboration opens new doors for international advances in drug discovery.

SourceGriffith University·JournalPLOS Pathogens·DateAug 1, 2016

Life on the edge

A study of 100 species found that over 90% were affected by the forest edge effect, with the majority declining in abundance. The negative impact extended far into the forest interior, making conservation efforts crucial to protect biodiversity.

SourceNewcastle University·JournalBiological Conservation·DateAug 1, 2016

Still changing after all these years

A team of researchers sequenced 264 complete genomes from Richard Lenski's long-term evolution experiment (LTEE) to examine how E. coli bacteria changed over 50,000 generations. They found more than 14,000 changes across 12 populations, with mutations concentrated in genes that gave the bacteria a competitive edge.

SourceMichigan State University·JournalNature·DateAug 1, 2016

Yale researchers shed light on evolutionary mystery: Origins of the female orgasm

Researchers at Yale and Cincinnati Children's Hospital propose that the human female orgasm evolved to stimulate ovulation, a trait shared with many other placental mammals. The study suggests that female orgasm became superfluous for reproduction later in evolution, freeing it for secondary roles.

SourceYale University·JournalJournal of Experimental Zoology Part B Molecular and Developmental Evolution·DateAug 1, 2016

Study finds no link between sleep apnea and joint pain

Research contradicts previous findings that link poor sleep quality to joint pain, instead showing no association with obstructive sleep apnea. The study highlights the need for further investigation into the relationship between pain and sleep apnea.

SourceWiley·JournalArthritis Care & Research·DateAug 1, 2016

Primary liver carcinoma may be misclassified based solely on major imaging features

A study found that biphenotypic primary liver carcinoma can be misclassified as hepatocellular carcinoma if only major imaging features are considered. The study suggests using a comprehensive algorithm for liver lesion assessment, such as Liver Imaging Reporting and Data Systems (LI-RADS), to accurately classify these malignancies.

SourceAmerican Roentgen Ray Society·JournalAmerican Journal of Roentgenology·DateAug 1, 2016

New robot overcomes obstacles

The 'Ourobot' robot, developed by four bachelor students at Bielefeld University of Applied Sciences, features pressure sensors in its chain segments that enable it to detect and overcome obstacles. The project is a feasibility study, focusing on basic research and exploring the potential for future applications.