Middle Stone Age populations repeatedly occupied West African coast
Middle Stone Age populations repeatedly occupied West African coast
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Researchers reveal evidence of Middle Stone Age occupations of the West African coast. Ranging from 62 to 25 thousand years ago, the largest well-dated assemblages from the region clearly document technological continuity across almost 40,000 years in West Af
Light-controlled nanomachine controls catalysis
Light-controlled nanomachine controls catalysis
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The vision of the future of miniaturization has produced a series of synthetic molecular motors that are driven by a range of energy sources and can carry out various movements. A research group has now managed to control a catalysis reaction using a light-co
A biochemical random number
A biochemical random number
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Scientists have generated a huge true random number using DNA synthesis. It is the first time that a number of this magnitude has been created by biochemical means.
Age is no barrier to successful weight loss
Age is no barrier to successful weight loss
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Obese patients over the age of 60 can lose an equivalent amount of weight as younger people using only lifestyle changes, according to a new study that demonstrates that age is no barrier to losing weight.
Altered 'coat' disguises fatal brain virus from neutralizing antibodies
Altered 'coat' disguises fatal brain virus from neutralizing antibodies
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A genetic modification in the 'coat' of a brain infection-causing virus may allow it to escape antibodies, according to researchers. They say testing people for this and other viral mutations may help identify patients at risk for developing a fatal brain dis
Biofriendly protocells pump up blood vessels
Biofriendly protocells pump up blood vessels
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Researchers have prepared synthetic protocells coated in red blood cell fragments for use as nitric oxide generating bio-bots within blood vessels.
Plant research seals importance of microbes for survival and growth
Plant research seals importance of microbes for survival and growth
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Scientists have revealed that plants have a 'sealing' mechanism supported by microbes in the root that are vital for the intake of nutrients for survival and growth.
Staying ahead of the curve with 3D curved graphene
Staying ahead of the curve with 3D curved graphene
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A team of researchers has amplified 3D graphene's electrical properties by controlling its curvature.
Getting it just right, the Goldilocks model of cancer
Getting it just right, the Goldilocks model of cancer
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Cancer is a disease driven by mutations that alter the way biochemical signals control cell growth, division and migration. Scientists found out that, like Goldilocks, cancer is very picky about getting rapid growth just right.
A sulfur molecule to block the coronavirus
A sulfur molecule to block the coronavirus
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Some viruses can get inside cells via a mechanism that involves sulfur organic molecules. Chemists have discovered effective inhibitors and blocked the uptake of SARS-CoV-2.
Glyphosate may affect human gut microbiota
Glyphosate may affect human gut microbiota
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More than half of bacterial species in the core of the human gut microbiome are potentially sensitive to glyphosate, shows new research. Researchers introduced the first bioinformatics resource to determine and test the potential sensitivity of organisms to g
Improving quantum dot interactions, one layer at a time
Improving quantum dot interactions, one layer at a time
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Scientists have found a way to control an interaction between quantum dots that could greatly improve charge transport, leading to more efficient solar cells.
How tissue geometry influences the movement of cells through the body
How tissue geometry influences the movement of cells through the body
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Cells move constantly throughout our bodies, performing myriad operations critical to tissue development, immune responses and general wellbeing. This bustle is guided by chemical cues long studied by scientists interested in cellular migration.
Alternative gene control mechanism based on organization of DNA within nucleus
Alternative gene control mechanism based on organization of DNA within nucleus
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Researchers have identified how the architecture of the cell nucleus can change gene activity in plants. This discovery reveals fundamental knowledge about genome regulation and points towards future methods for potentially manipulating the expression of man
Scientists discover new, simple way to classify marine biomes
Scientists discover new, simple way to classify marine biomes
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Scientists have developed a new way to classify the ocean's diverse environments, shedding new light on how marine biomes are defined and changed by nature and humans.
Spill-over effects show prioritizing education of very poorest improves attainment of all
Spill-over effects show prioritizing education of very poorest improves attainment of all
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International development projects that target the education of the world's very poorest children also significantly improve other young people's attainment, research indicates. The findings are based on a study of a program targeting marginalized girls in Ta
Predicting preterm births
Predicting preterm births
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Researchers studied how family history can predict preterm birth.
Climate change and 'atmospheric thirst' to increase fire danger and drought in NV and CA
Climate change and 'atmospheric thirst' to increase fire danger and drought in NV and CA
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Climate change and a 'thirsty atmosphere' will bring more extreme wildfire danger and multi-year droughts to Nevada and California by the end of this century, according to new research.
Showing robots how to drive a car...in just a few easy lessons
Showing robots how to drive a car...in just a few easy lessons
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Researchers have designed a system that lets robots autonomously learn complicated tasks from a very small number of demonstrations -- even imperfect ones. While current state-of-art methods need at least 100 demonstrations to nail a specific task, this new m
Hidden 15th-century text on medieval manuscripts
Hidden 15th-century text on medieval manuscripts
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Students have discovered lost text on 15th-century manuscript leaves using an imaging system they developed as freshmen. By using ultraviolet-fluorescence imaging, the students revealed that a manuscript leaf held in RIT's Cary Graphic Arts Collection was act
Study finds low risk of pregnancy complications from COVID-19
Study finds low risk of pregnancy complications from COVID-19
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Pregnant women who test positive for COVID-19 and their newborn babies have a low risk of developing severe symptoms, according to a new study.
Newborn jets in distant galaxies
Newborn jets in distant galaxies
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Comparing data from VLA sky surveys made some two decades apart revealed that the black hole-powered 'engines' at the cores of some distant galaxies have launched new, superfast jets of material during the interval between the surveys.
Could kelp help relieve ocean acidification?
Could kelp help relieve ocean acidification?
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A new analysis of California's Monterey Bay evaluates kelp's potential to reduce ocean acidification, the harmful fallout from climate change on marine ecosystems and the food they produce for human populations.
Loneliness in youth could impact mental health over the long term
Loneliness in youth could impact mental health over the long term
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A new review reports on the available evidence about children and young people specifically, stating that loneliness is associated with mental health problems, including depression and anxiety-potentially affecting them years later.
Vibrations of coronavirus proteins may play a role in infection
Vibrations of coronavirus proteins may play a role in infection
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New research finds vibrations of the protein spikes on coronaviruses, including SARS-CoV-2, play a crucial part in allowing the virus to penetrate human cells. The findings could help determine how dangerous different strains or mutations of coronaviruses ma
Blue whales return to sub-Antarctic island of South Georgia after near local extinction
Blue whales return to sub-Antarctic island of South Georgia after near local extinction
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Scientists have revealed the return of critically endangered Antarctic blue whales to the sub-Antarctic island of South Georgia, 50 years after whaling all but wiped them out. The new study follows recent research that humpback whales are also returning to th
In the lab, scientists identify possible COVID-19 treatment
In the lab, scientists identify possible COVID-19 treatment
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Immunologists have determined the process driving life-threatening inflammation, lung damage and organ failure in patients with COVID-19, sepsis and other inflammatory disorders suggesting possible treatment using existing drugs.
Researchers identify three drugs as possible therapeutics for COVID-19
Researchers identify three drugs as possible therapeutics for COVID-19
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Researchers have identified three drugs, already approved for other uses in humans, as possible therapeutics for COVID-19, the illness caused by the SARS-CoV-2 virus.
Surprises in 'active' aging
Surprises in 'active' aging
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Aging is a process that affects not only living beings. Many materials, like plastics and glasses, also age -- ie they change slowly as their particles try to pack better. Biological materials, such as living tissue, show similar behavior to glasses except th
Gut microbiome manipulation could result from virus discovery
Gut microbiome manipulation could result from virus discovery
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Scientists have discovered how a common virus in the human gut infects and takes over bacterial cells - a finding that could be used to control the composition of the gut microbiome, which is important for human health. The research could aid efforts to engin
Lurking in genomic shadows: How giant viruses fuel the evolution of algae
Lurking in genomic shadows: How giant viruses fuel the evolution of algae
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Biologists have recently discovered that endogenous viral elements that originate from giant viruses are much more common in chlorophyte green algae than previously thought.
Vertebrate biodiversity: A glimmer of hope
Vertebrate biodiversity: A glimmer of hope
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A team of biologists found that the picture of dramatically declining vertebrate populations of all kinds is driven by a small number of outlier populations whose numbers are dropping at extreme rates. Once these outliers are separated from the mix, a very di
Cichlid fishes from African Lake Tanganyika shed light on how organismal diversity arises
Cichlid fishes from African Lake Tanganyika shed light on how organismal diversity arises
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Lake Tanganyika in Africa is a true hotspot of organismal diversity. Approximately 240 species of cichlid fishes have evolved in this lake in less than 10 million years. A research team has investigated this phenomenon of 'explosive speciation' and provides n
Small finlets on owl feathers point the way to less aircraft noise
Small finlets on owl feathers point the way to less aircraft noise
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Researchers reveals how the microstructure of small finlets on owl feathers enable silent flight.
3D bioprinted heart provides new tool for surgeons
3D bioprinted heart provides new tool for surgeons
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Surgeons will soon have a powerful new tool for planning and practice with the creation of the first full-sized 3D bioprinted model of the human heart.
Diabetes, hypertension may increase risk of COVID-19 brain complications
Diabetes, hypertension may increase risk of COVID-19 brain complications
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Some patients with COVID-19 are at higher risk of neurological complications like bleeding in the brain and stroke, according to a new study. The researchers said these potentially life-threatening findings were more common in patients with hypertension and d
New electronic chip delivers smarter, light-powered AI
New electronic chip delivers smarter, light-powered AI
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New tech combines the core software needed to drive AI with image-capturing hardware - in one electronic chip. The light-driven prototype device imitates the way the human brain processes visual information. It's a significant advance towards the ultimate in
Geoscientists discover Ancestral Puebloans survived from ice melt in New Mexico lava tubes
Geoscientists discover Ancestral Puebloans survived from ice melt in New Mexico lava tubes
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New study explains how Ancestral Puebloans survived devastating droughts by traveling deep into the caves of New Mexico to melt ancient ice as a water resource.
Kids mount a COVID-19 immune response without detection of the SARSCoV-2 virus, case study finds
Kids mount a COVID-19 immune response without detection of the SARSCoV-2 virus, case study finds
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Children in an Australian family developed a COVID-19 immune response after chronic exposure to the SARS-CoV-2 virus from their parents, a new case report has found.
Aggressive COVID testing and surveillance minimized infections
Aggressive COVID testing and surveillance minimized infections
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An aggressive COVID-19 surveillance and testing effort at Duke University was highly effective in minimizing the spread of the disease among students on campus, according to a case study.
