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Science News Archive 2020


Page 14 of 512

Coral can acquire their symbiotic algae from giant clam poop!

Researchers have discovered that corals can acquire their symbiotic algae from the fecal pellets of giant clams. This finding suggests a novel route for the transportation of Symbiodiniaceae to corals, which could have significant implications for our understanding of coral-algae interactions.

A pair of lonely planet-like objects born like stars

Researchers have discovered a binary system of brown dwarfs, orbiting each other at an unprecedented distance, with one object being similar in mass to Jupiter and the other about 8 times less massive. This rare find suggests that star formation processes can create binary systems like those found in our solar system on smaller scales.

How to stop infections caused by carbapenemase-producing bacteria

A preclinical study by researchers from the Institute of Biomedicine of Seville found that a combination of imipenem and meropenem may be effective in treating infections caused by carbapenemase-producing A. baumannii. The study showed promise for treating severe infections, including pneumonia and bacteremias.

Driving force behind cellular 'protein factories' identified

Tiny components within cells, such as lysosomes, drive the movement of the endoplasmic reticulum (ER), a key organelle responsible for protein production. This discovery has significant implications for understanding and treating neurodegenerative diseases like Parkinson's and Alzheimer's.

Garmin GPSMAP 67i with inReach

Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.

Molecules derived from omega-3 can regenerate inflamed periodontal tissue

A recent study by Brazilian researcher Emmanuel Albuquerque de Souza shows that maresin and resolvin produced from omega-3 fatty acids can stimulate periodontal ligament stem cells even in the presence of inflammation. This finding has significant implications for regenerative therapy in treating periodontal disease.

JILA's bigger and better 'tweezer clock' is super stable

Researchers have successfully boosted the signal power of their atomic 'tweezer clock', measuring its performance for the first time. The upgraded clock platform achieved record-breaking quantum coherence, with individual atoms vibrating in unison for over 30 seconds.

Carbon capture's next top model

Researchers at the University of Pittsburgh analyzed over 150 studies on hollow fiber membrane contactors, a leading carbon capture technology. They found that 3D models can reveal unique information about the technology, accelerating progress towards commercial use.

SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

Can mammogram screening be more effective?

A new study by MIT scholars suggests that mammogram screening may be more effective for targeted testing, rather than age-based recommendations. Women who start getting mammograms at age 40 are found to be healthier and less likely to have cancer, making targeting higher-risk groups a potential solution.

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

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.

Root bacteria could help defeat fatal citrus disease

A $10 million project led by University of California - Riverside is investigating tiny underground microorganisms for a cure to fatal citrus disease. The research team will test whether soil amendments can suppress parasitic microorganisms and give trees more strength to combat diseases like HLB.

Patients with COVID-19 and obesity have poor outcomes not driven by inflammation

A new study suggests that COVID-19 patients with obesity have poor outcomes, but this is not due to increased inflammation. Instead, respiratory issues and other factors may play a role. The researchers found that patients with obesity had lower inflammatory markers on hospital days, which could contribute to their poor clinical outcomes.

Neutralizing antibodies protect against severe COVID-19

Scientists at the Ragon Institute found that neutralizing antibody potency is significantly reduced in patients with severe or fatal COVID-19 compared to those with milder infections. The study suggests measuring antibody potency could predict patient outcomes and guide treatment options.

Low-intensity exercise during adolescence may prevent schizophrenia

Researchers from the University of Tsukuba found that low-intensity exercise during adolescence can significantly reduce abnormal behaviors in a mouse model of schizophrenia. The study suggests that mild exercise habits during development could have a powerful preventative effect in individuals genetically predisposed to schizophrenia.

GoPro HERO13 Black

GoPro HERO13 Black records stabilized 5.3K video for instrument deployments, field notes, and outreach, even in harsh weather and underwater conditions.

When dinosaurs disappeared, forests thrived

Plant communities shifted towards more terrestrial plants and trees, despite dramatic climate changes. Researchers found that rainfall patterns remained relatively minor and short-lived during the mass extinction event.

Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

Invention may get Army quadcopters to move faster

Researchers have invented a hinge that allows large Army quadrotors to climb higher in seconds, improving agility and control authority. The innovation reduces thrust response time by 30%, enabling quadtors to reach the rooftop of a two-story building in as little as two seconds.

Apple AirPods Pro (2nd Generation, USB-C)

Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

Successful pilot integrates PrEP and syringe exchange services

A new study from Drexel University demonstrates the effectiveness of integrating pre-exposure prophylaxis (PrEP) with syringe exchange services for women who inject drugs. The pilot program resulted in high PrEP adoption rates and improved HIV prevention outcomes, highlighting the potential for co-located services to address health dis...

Unique prediction of 'modified gravity' challenges dark matter

A team of international scientists detected an external field effect in over 150 galaxies, challenging the dark matter hypothesis and supporting modified Newtonian dynamics (MOND). The findings suggest that MOND's gravity at low accelerations is stronger than predicted by Newtonian understanding.

Pandemic fears driving firearm purchases

A Rutgers study found that people intending to acquire a firearm in the next 12 months are less tolerant of uncertainty and experience more severe COVID-19 specific fears. Essential workers and those who have worked in law enforcement are more likely to consider purchasing firearms as a means of safety during uncertain times.

DJI Air 3 (RC-N2)

DJI Air 3 (RC-N2) captures 4K mapping passes and environmental surveys with dual cameras, long flight time, and omnidirectional obstacle sensing.

Training methods based on punishment compromise dog welfare

Dogs trained with aversive methods showed increased cortisol levels and stress-related behaviors compared to those trained with reward-based methods. The study suggests that aversive training techniques may have a negative impact on dog welfare, especially when used at high frequency.

Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

The human helpers of SARS-CoV-2

Scientists from Charité - Universitätsmedizin Berlin discovered numerous variants of human helper proteins influencing the amount or function of viruses. The study reveals potential target structures for new drugs and helps understand risk factors for severe COVID-19 courses.

Female language style promotes visibility and influence online

A female-typical language style is associated with higher impact and more views in TED Talks, contradicting traditional gender stereotypes. The study found that female-typical language was connected to positive ratings like "beautiful" and "courageous," while male-typical language evoked ratings like "fascinating" and "informative."

Apple iPad Pro 11-inch (M4)

Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

Most-distant galaxy helps elucidate the early universe

Researchers confirm the distance of the most-distant galaxy GN-z11 to 13.4 billion light-years, improving understanding of star and galaxy formation in the early universe. The discovery also reveals an ultraviolet flash associated with a gamma-ray burst, providing insights into cosmic reionization.

Adverse childhood experiences are linked to justice system contact

A new study by Columbia University Mailman School of Public Health found a strong association between adverse childhood experiences and juvenile justice system contact. The researchers analyzed data from eleven studies and found that higher ACE scores were associated with increased risk of connection to the juvenile justice system.

New type of atomic clock keeps time even more precisely

Researchers at MIT have designed an atomic clock that measures the vibrations of entangled atoms, achieving four times faster precision than current state-of-the-art clocks. This breakthrough enables scientists to detect phenomena like dark matter and gravitational waves, while also shedding light on gravity's impact on time.

All-cause excess mortality, COVID-19-related mortality among us adults

A study analyzing publicly available data found that the COVID-19 pandemic led to a significant increase in all-cause excess mortality and COVID-19-related mortality among US adults aged 25-44. The researchers estimated that approximately 1.9 million deaths occurred due to COVID-19, with the majority being among younger adults.

Nikon Monarch 5 8x42 Binoculars

Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

RNA molecules are masters of their own destiny

RNA molecules have been found to play a key role in regulating their own production through feedback loops. This discovery provides insight into the complex process of transcription, where proteins and DNA interact to create messenger RNA molecules. The research suggests that low levels of RNA encourage droplet formation, while high le...

Atmospheric pollution and COVID-19 spread in Italy

A study found a moderate-to-strong correlation between atmospheric pollutants and COVID-19 incidence rates in Italian territories. PM10 and PM2.5 showed higher correlations than NO2, suggesting these pollutants may contribute to pandemic diffusion.

Rigol DP832 Triple-Output Bench Power Supply

Rigol DP832 Triple-Output Bench Power Supply powers sensors, microcontrollers, and test circuits with programmable rails and stable outputs.

New in theHastings Center Report, November-December 2020

The article suggests reversing the FDA's default assumption of prescription-only status for new drugs to prioritize patient autonomy. This approach could lead to over-the-counter availability of various drug products, including oral contraceptives and statins.

Researchers identify neurons that control nausea-like responses in mice

A new study has identified and characterized neurons that regulate nausea-like responses in mice, shedding light on the sensation of nausea. The findings reveal a division of labor between area postrema neurons, with different neuron types responsible for detecting and raising the alarm for various substances.

Kestrel 3000 Pocket Weather Meter

Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.

New use for an old drug: How does ketamine combat depression?

Researchers found that ketamine works by targeting specific brain proteins involved in memory formation, specifically 4E-BPs. The study suggests a potential new approach to treating major depressive disorder, particularly for patients resistant to standard antidepressants.