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Science News Archive April 2018 - Page 40


Page 40 of 42

Great magma erup­tions had 2 sources

Research at Finnish Museum of Natural History sheds light on great magma eruptions, revealing two contrasting sources: the upper mantle and a deep mantle plume. This study resolves long-standing controversies and presents an interesting new framework for future geological research.

SourceUniversity of Helsinki·JournalScientific Reports·DateApr 3, 2018

Ohio University study shows high number of concussion-related symptoms in performing arts

A recent Ohio University study found that 67 percent of theater workers have experienced concussion-related symptoms and head impacts; 77 percent had more than three head impacts. Many respondents continued working despite experiencing symptoms, citing concerns about not wanting to be seen as 'not tough enough',

SourceOhio University·JournalJournal of Occupational and Environmental Medicine·DateApr 3, 2018

New weapon in fight against dementia

A University of Delaware researcher is studying a naturally occurring dietary supplement, nicotinamide riboside (NR), to boost nicotinamide adenine dinucleotide (NAD+) levels and potentially treat age-related cardiovascular dysfunction. The study aims to improve physiological function in humans by reversing age-related declines in NAD+.

Using ultrasound to help people walk again

A researcher at the University of Pittsburgh is using ultrasound imaging to develop a more precise interface between exoskeletons and individual muscles in people with incomplete spinal cord injuries. This technology aims to provide more efficient rehabilitation tools, reducing the risk of falls during robot-assisted walking.

Artificial molecules that mimic DNA

Artificial molecules mimicking DNA's surface features have been successfully synthesized, demonstrating the ability to inhibit activity of several DNA-binding enzymes. These findings pave the way for new medicines by inhibiting DNA-protein interactions.

SourceCNRS·JournalNature Chemistry·DateApr 3, 2018

Astrophysicists map the infant universe in 3-D and discover 4,000 early galaxies

Researchers used Subaru telescope in Hawaii and Isaac Newton telescope in Canary Islands to create 3D map of universe's first 16 billion years. The team found nearly 4000 early galaxies, many of which may have evolved into Milky Way-like galaxies. These discoveries provide crucial information about early phases of galaxy formation.

SourceRoyal Astronomical Society·JournalMonthly Notices of the Royal Astronomical Society·DateApr 3, 2018

More communication needed regarding disposal of pet pharmaceuticals

A study by Oregon State University found that over 60% of veterinary care professionals do not counsel clients on the environmental stewardship aspect of medicine disposal. Pet supplies and over-the-counter pet medications are a significant industry, with potentially harmful effects on the environment when disposed of improperly.

SourceOregon State University·JournalJournal of the American Veterinary Medical Association·DateApr 3, 2018

It's an ecological trap

Researchers discover that warmer temperatures turn non-native milkweed species into a poisonous trap for monarch butterflies. This study highlights the impact of climate change on species interactions and the delicate balance between monarchs and their food source.

SourceLouisiana State University·JournalEcology·DateApr 3, 2018

Easing uncertainty

Christa Fluehmann and colleagues demonstrate a way to measure position and momentum with minimal disturbance, enabling precise measurements in a limited range. This relaxation of the uncertainty principle has fundamental implications for quantum mechanics and opens up possibilities for practical applications like quantum computing.

SourceETH Zurich Department of Physics·JournalPhysical Review X·DateApr 2, 2018

Evolution of human locomotion

A study examined human ancestors' walking and climbing capabilities, revealing that humans' straight-legged gait provides improved walking economy but also allows for enhanced hip extension. This enabled early hominins like Ardipithecus ramidus to develop a balance between improved walking economy and climbing ability.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateApr 2, 2018

Predicting water storage beyond 2-5 years over global semiarid regions

Researchers at the Institute of Atmospheric Physics successfully predicted terrestrial water storage beyond 2-5 years in semiarid regions using a set of global land model ensemble simulations. The study improves near-term climate change projection and water resource management by incorporating low-frequency climate information.

SourceInstitute of Atmospheric Physics, Chinese Academy of Sciences·JournalGeophysical Research Letters·DateApr 2, 2018

Study examines energy and nutrient digestibility in wheat co-products fed to growing pigs

Research from the University of Illinois found that wheat middlings and red dog, two co-product feed ingredients for livestock, have different nutrient compositions. Red dog showed higher energy and nutrient digestibility compared to wheat middlings due to its particle size and starch content.