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Science News Archive March 2015 - Page 11


Page 11 of 38

How to grow a human lung

Researchers at the University of Michigan have successfully grown a 3D mini lung from embryonic stem cells, replicating the organization of human airways. The study demonstrates a novel method for morphogenesis in a dish, enabling the creation of lung tissue with cell types found in the lungs.

SourceeLife·DateMar 24, 2015

Preparing for natural disasters: What policies protect the vulnerable consumer?

A new study found that many residents in southern Spain do not take steps to prepare themselves against future disasters due to lack of information and financial resources. However, when the government is involved in awareness campaigns and housing subsidies, participants finally take steps toward disaster preparedness.

SourceAmerican Marketing Association·JournalJournal of Public Policy & Marketing·DateMar 24, 2015

Study provides academic support for new Steve Jobs portrayal

A recent study from Brigham Young University finds that leaders with a mix of narcissism and humility are more effective and engage their employees better. The research, which was published in the Journal of Applied Psychology, suggests that when leaders balance their self-confidence with humility, they can avoid the negative traits as...

SourceBrigham Young University·JournalJournal of Applied Psychology·DateMar 24, 2015

Good bone, bad bone

A new hand-held instrument called OsteoProbe measures the bone material strength index (BMSi), which predicts bone fracture risk. The device is more sensitive than standard measurement techniques and can detect changes in cortical bone indentation following treatment with osteoporosis therapies.

SourceUniversity of California - Santa Barbara·JournalJournal of Bone and Mineral Research·DateMar 24, 2015

Quantum cause and effect

Researchers at Perimeter Institute and IQC have discovered a new class of quantum advantages that allow for cause-effect correlation determination without intervention. This breakthrough has significance for both quantum information and quantum foundations, underpinning the promise of quantum technologies.

How our DNA may prevent bowel cancer

Researchers from the University of Melbourne found that genetic variation affects the protective effect of aspirin on bowel cancer risk. The study analyzed data from 8,624 participants and found that about 1 in 25 people do not benefit from taking aspirin, potentially increasing their risk.

SourceUniversity of Melbourne·JournalJAMA·DateMar 23, 2015

'Most attractive' male birds don't have the best genes

A study by University College London researchers discovered that male birds with physical ornaments tend to have genomes with mildly negative mutations. This leads to reduced fitness in their descendants. The study focused on the Galloanserae bird group, analyzing genetic material from various species.

SourceUniversity College London·JournalProceedings of the National Academy of Sciences·DateMar 23, 2015

From blue pill to blue light

Researchers at ETH Zurich have developed a novel biotechnological solution to treat erectile dysfunction by triggering reliable erections with gene therapy and blue light exposure. The system works similarly across all mammals, including humans, and is expected to have few side effects.

SourceETH Zurich·JournalAngewandte Chemie International Edition·DateMar 23, 2015

Good news for serial cereal eaters

A diet high in whole grains and cereal fibers is associated with a reduced risk of premature death. Researchers found that consuming an average of 1.2 ounces of whole grains per 1000 kcal per day was linked to a 17% reduced risk of premature death compared to those consuming less.

SourceBMC (BioMed Central)·JournalBMC Medicine·DateMar 23, 2015

Better debugger

Researchers at MIT's CSAIL have developed a new algorithm, DIODE, to detect integer-overflow bugs in programs. The system works by feeding a single sample input and recording each operation performed on it, allowing it to identify potential security vulnerabilities.

The Lancet: WHO's new End TB Strategy

The World Health Organization's End TB Strategy aims to eliminate tuberculosis through optimized implementation of current tools, universal health coverage, and adequate research investment. By implementing these approaches, the authors assert that ending the tuberculosis epidemic is achievable within two decades.

SourceThe Lancet·JournalThe Lancet·DateMar 23, 2015

Danish researchers' breakthrough identification of important protein

Researchers from the University of Copenhagen have developed a secure way to measure the protein apo-M, which may hold clues to diseases such as multiple sclerosis, arteriosclerosis, and diabetes. The new method uses commercially available antibodies to unfold the protein's complex structure, making it easier to identify.