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Science News Archive July 2020 - Page 38


Page 38 of 47

Spider silk made by photosynthetic bacteria

Photosynthetic bacteria have been engineered to produce spider silk, which is ultra-lightweight and as tough as steel. The discovery could lead to the mass production of sustainable materials such as tear-resistant clothing and biomedical applications.

SourceRIKEN·JournalCommunications Biology·DateJul 8, 2020

A helping hand for cancer immunotherapy

Scientists at Sanford Burnham Prebys discovered that PRMT5 inhibitors can sensitize unresponsive melanoma to immune checkpoint therapy, enhancing antigen presentation and innate immunity. The study suggests that these inhibitors may also be effective in tumors of other types, providing a potential breakthrough for cancer treatment.

SourceSanford Burnham Prebys·JournalScience Translational Medicine·DateJul 8, 2020

Study: Troubling connection between workplace pregnancy discrimination and health of mothers, babies

A management study led by Baylor University found a troubling connection between workplace pregnancy discrimination and the health of mothers and babies. Perceived pregnancy discrimination can lead to increased postpartum depressive symptoms for mothers and lower birth weights, gestational ages, and doctor visits for babies.

SourceBaylor University·JournalJournal of Applied Psychology·DateJul 7, 2020

Brain structural elements in psychiatric disorders

Researchers identified shared brain structural elements across major psychiatric disorders, including depression, bipolar disorder, schizophrenia, and obsessive-compulsive disorder. The study also revealed distinct regional abnormalities for individual conditions, suggesting potential mechanisms underlying these disorders.

SourceElsevier·JournalBiological Psychiatry·DateJul 7, 2020

Electrons in the fast lane

Researchers discovered ferroelastic twin domains in perovskite crystals that can influence electron movement. These structures, or 'electron highways,' could make perovskite solar cells more powerful and improve their efficiency.

SourceMax-Planck-Gesellschaft·JournalEnergy & Environmental Science·DateJul 7, 2020

Nutrients in microalgae: An environmentally friendly alternative to fish

A new study by scientists from Martin Luther University Halle-Wittenberg found that microalgae farming has a similar environmental impact to fish production, but produces more omega-3 fatty acids per unit area. This could lead to a more sustainable source of essential nutrients for humans and reduce pressure on the world's oceans.

SourceMartin-Luther-Universität Halle-Wittenberg·JournalJournal of Applied Phycology·DateJul 7, 2020

Circular RNA makes fruit flies live longer

Scientists have discovered a specific circular RNA that prolongs fruit fly lifespan by regulating the insulin signalling pathway. The circRNA, called circSulfateless, is expressed at higher levels in long-lived flies and can directly influence their lifespan. These findings suggest a potential link between circRNAs and human ageing.

SourceMax-Planck-Gesellschaft·JournalMolecular Cell·DateJul 7, 2020

Making a list of all creatures, great and small

A new PLOS Biology paper proposes a set of principles for creating and governing lists of the world's species, aiming to address the lack of an agreed list of all species. The proposed governance mechanism ensures that taxonomists' decisions are informed by stakeholders' needs.

SourcePLOS·JournalPLOS Biology·DateJul 7, 2020

The cosmic commute towards star and planet formation

Researchers measured gas motions throughout the Milky Way and a nearby galaxy, finding that cold molecular gas motions appear to fluctuate in velocity, reminiscent of ocean waves. The team discovered that equidistantly spaced structure shows distinctive pattern, with periodic spacing likely resulting from gravitational instability.

SourceMax-Planck-Gesellschaft·JournalNature Astronomy·DateJul 7, 2020

A new understanding of protein movement

Engineers from the University of Delaware develop procedure to purify monoclonal antibodies with 43% higher productivity, thanks to understanding of adsorption affinity and its role in protein transport into ion-exchange beads. This breakthrough could lead to reduced waste during expensive drug manufacturing process.

SourceUniversity of Delaware·JournalProceedings of the National Academy of Sciences·DateJul 7, 2020

Breakthrough machine learning approach quickly produces higher-resolution climate data

Researchers developed a breakthrough machine learning approach that quickly produces higher-resolution climate data, enhancing wind velocity and solar irradiance by 50 and 25 times respectively. This advancement will enable scientists to complete renewable energy studies with more accuracy and speed.

SourceDOE/National Renewable Energy Laboratory·JournalProceedings of the National Academy of Sciences·DateJul 7, 2020

Engineers use electricity to clean up toxic water

Researchers from the University of Sydney developed an electrochemical oxidation process to clean up complex wastewater containing toxic chemicals. The process transforms organic contaminants into harmless gases or minerals without requiring additional chemicals or severe operation conditions.

SourceUniversity of Sydney·JournalAlgal Research·DateJul 7, 2020