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A radical new approach combining archaeology, genetics and microscopy can reveal long-forgotten secrets of human diet, sanitation and movement from studying parasites in ancient poo, according to new Oxford University research.
The steps cells take in response to challenges are more complex than previously thought, a new study finds. The work investigates a system relevant to cancer, viral infection, and diabetes as well as Parkinson's and Lou Gehrig's ...
The surfaces of most cell types are covered by hair-like cilia that play critical roles in cell and fluid motility, environment sensing, and cell-cell communication (signalling).
The health and balance of the gut microbiota is important in the progression of a bacterial infection, according to new research.
A new study finds that bacteria develop antibiotic resistance up to 100,000 times faster when exposed to the world's most widely used herbicides, Roundup (glyphosate) and Kamba (dicamba) and antibiotics compared to without ...
Johannes Kohl, a molecular and cellular biologist at Harvard University, has been awarded the grand prize in the Eppendorf & Science Prize for Neurobiology competition. He describes his work in an Essay on Science and Society ...
In new research that may have implications for strategies fighting obesity and diabetes, UNSW scientists have uncovered the structure of a protein believed to regulate the formation of fat in cells, as well as the formation ...
A common flesh fly takes off and maneuvers effortlessly, its head and body steadied by a hidden, miniscule gyroscope-like structure that gives it an unparalleled balance.
Carnegie Mellon University researchers have identified a molecule that plays a key role in bacterial communication and infection. Their findings add a new word to pneumococcus' molecular dictionary and may lead to novel ways ...
Bacteriophages (or phages) are viruses that infect and parasitize bacteria. These phages can transfer DNA from one bacterium to another through a process known as genetic transduction. This is thought to be the major means ...
Biologists at Johns Hopkins University grew human retinas from scratch to determine how cells that allow people to see in color are made.
A smart new microscope has given scientists a front-row seat to the drama of mammalian development.
ETH researchers studying yeast cells have discovered a new mechanism for detecting foreign genetic material from pathogens or environmental contamination, and rendering it harmless.
In studies of mouse cells, Johns Hopkins researchers have found that low levels of cellular copper appear to make fat cells fatter by altering how cells process their main metabolic fuels, such as fat and sugar.
Daniel Shain, Rutgers University-Camden chair of the Department of Biology and a member of Center for Computational and Integrative Biology at Rutgers University–Camden, can trace the roots of research that has dominated ...
Greater access to antibiotic drugs, together with their misuse and overuse, has accelerated the emergence of antibiotic resistant bacteria worldwide.
Scripps Research scientists have uncovered the workings of a critical process in cell survival. Their study, published recently in the Proceedings of the National Academy of Sciences, is the first to show exactly how a protein ...
Malaria is the most prevalent blood-borne infectious disease caused by parasites of the species Plasmodium. In 2016, more than 216 million malaria infections were reported resulting in 445,000 deaths across the developing ...
Human embryos start as a tiny mass of cells that are all the same. The first step in growing from a homogenous ball of cells into a complex individual with distinct organs and tissues is for the cells to divide into distinct ...
To fight your enemies, it helps to know their weaknesses. And, the more specific your knowledge, the easier it is to undermine their defenses. If your enemy sits safe behind a giant wall, for example, its valuable to know ...
If you think you don't have viruses, think again.
They can be found on forest floors, swamps and in houses, ranging in size from smaller than the period on your smartphone's keyboard to stretching over several city blocks. More than a million species of fungi are estimated ...
The formation of protein complexes is a highly organised process that does not begin with the "finished" proteins. Studies conducted by researchers at the Center for Molecular Biology of Heidelberg University (ZMBH) and the ...
Researchers from Ludwig-Maximilians-Universitaet (LMU) in Munich have used a special fluorescence-based imaging technique to track the shape changes that occur when pore proteins in the cell membrane export molecules into ...
By severely curtailing the effects of antibiotics, the formation of organized communities of bacterial cells known as biofilms can be deadly during surgeries and in urinary tract infections. Yale researchers have just come ...
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Neanderthals mysteriously disappeared about 40,000 years ago, but before vanishing they interbred with another human species that was just beginning its global spread. As a result of these ancient trysts, many modern Europeans ...
A discovery by scientists at UC Riverside may open up new ways to control steroid hormone-mediated processes, including growth and development in insects, and sexual maturation, immunity, and cancer progression in humans.
A very large team of researchers from Stanford University, Chan Zuckerberg Biohub, VA Palo Alto Healthcare System and the University of California has put together an open-source database of mouse cell information it is calling ...
One of the worst things that can happen to a cell is to end up with the wrong number of chromosomes. This can happen if something goes wrong during cell division, and it can lead to infertility, miscarriages, birth defects, ...
There are many rational reasons that motivate consumers to spend US$65 billion annually on household cleaning products. But non-rational mechanisms are nevertheless still at work in the cleaning products market, as in all ...
An interdisciplinary and international research group led by Dr. Volker Busskamp from the Center for Regenerative Therapies Dresden at the TU Dresden (CRTD) has decoded the regulatory impact on neuronal survival of a small ...
A*STAR researchers have developed a rapid, high-throughput screening procedure that can detect RNA aptamers—special messenger RNA molecules (mRNAs) able to sense and respond to particular cellular chemicals—in a sea of ...
What do cattle, European badgers, and gut bacteria have in common? They are all central players in a complex web surrounding a disease that affects multiple species, often with devastating results—tuberculosis. Now, new ...
Bacteria have been found to exhibit a behaviour characterized by statistics and can be described by power-law distributions. For example, E. coli bacteria have an appendage called a flagellum, an appendage that works as a ...
For many of us, bumper crops of zucchinis and cucumbers conjure up the sweltering days of summer, while pumpkins and gourds decorate our holiday tables throughout the fall. However, these iconic fruits and vegetables—known ...
The definitive architecture of the mammalian body is established shortly after implantation of the embryo in the uterus. The antero-posterior, dorso-ventral and medio-lateral axes of the body become organized under the control ...
Prevailing dogma in biological research holds that the cell's protein factories, the ribosomes, function the same way in all cells and in all conditions. In an international study with participation from Weill Cornell Medicine ...
Silver has been used for centuries as an antimicrobial to kill harmful bacteria. Ancient civilizations applied the metal to open wounds. Ship captains tossed silver coins into storage barrels to keep drinking water fresh.
The development of an adult organism starts with a fertilized egg that differentiates into hundreds of specialized cell types comprising tissues and organs. How these cell fate changes happen is a subject of research interest. ...
University of Montana researchers recently published their new insights into how pathogenic bacteria resist antibiotic treatment in Proceedings of the Natural Academy of Sciences.
A team of scientists from the U.S. Army Research Laboratory and the Massachusetts Institute of Technology have developed and demonstrated a pioneering synthetic biology tool to deliver DNA programming into a broad range of ...
The human pathogen Vibrio cholerae has stumped scientists since its discovery 150 years ago. Experts who studied the bacterium were puzzled that the bacterium was unable to grow under anaerobic conditions although it was ...
A new imaging project at the Morgridge Institute for Research might be the biology equivalent of a 19th century expressionist painting. Think Van Gogh's "Starry Night," a constellation of tiny lines of color combining into ...
Mechanical structures are only as sound as the materials from which they are made. For decades researchers have studied materials from these structures to see why and how they fail. Before catastrophic failure, there are ...
One of NASA's space telescopes is back in business after a two-day shutdown.
Phytoplankton blooms that form the base of the marine food web are expanding northward into ice-free waters where they have never been seen before, according to new research.
Humans are exterminating animal and plant species so quickly that nature's built-in defence mechanism, evolution, cannot keep up. An Aarhus-led research team calculated that if current conservation efforts are not improved, ...
The burying beetle Nicrophorus vespilloides buries the cadavers of small animals in soil to use them as a food source for its offspring. However, the carcass and thus the breeding site are highly susceptible to microbial ...
While temperatures in the tropical forests of northeastern Puerto Rico have climbed two degrees Celsius since the mid-1970s, the biomass of arthropods—invertebrate animals such as insects, millipedes, and sowbugs—has ...
Color vision, consisting of ocular color detection, is achieved with complicated neural mechanisms in the eyes. Researchers from Osaka City University in Japan have found color detection with a simple mechanism in the fish ...
Researchers at the University of California, Riverside, have found the oldest clue yet of animal life, dating back at least 100 million years before the famous Cambrian explosion of animal fossils.
The way that ordinary materials undergo a phase change, such as melting or freezing, has been studied in great detail. Now, a team of researchers has observed that when they trigger a phase change by using intense pulses ...
Severe climate events could cause shortages in the global beer supply, according to new research involving the University of East Anglia (UEA).
Biomedical engineers from Duke University and Washington University in St. Louis have demonstrated that, by injecting an artificial protein made from a solution of ordered and disordered segments, a solid scaffold forms in ...
A new study shows that terahertz data links, which may play a role in ultra-high-speed wireless data networks of the future, aren't as immune to eavesdropping as many researchers have assumed. The research, published in the ...
For the first time, scientists have traced the north-south shifts of the northern-most edge of the tropics back 800 years, reports a University of Arizona-led international team.
Researchers have identified a young star with four Jupiter and Saturn-sized planets in orbit around it, the first time that so many massive planets have been detected in such a young system. The system has also set a new ...
A study of 3,588 square kilometers of privately owned land in central Kenya offers evidence that humans and their livestock can, in the right circumstances, share territory with zebras, giraffes, elephants and other wild ...
Using ESO's Very Large Telescope (VLT), astronomers have performed observations of the planetary nebula IC 5148. The new study, described in a paper published October 2 on the arXiv pre-print server, unveils the presence ...
A pair of researchers at the University of Sydney has found that puffed rice and milk can serve as a stand-in to simulate collapsing ice shelves and rockfill dams. In their paper published in the journal Science Advances, ...
The discovery, published in Nature Materials, is the first chemically programmed approach to producing an artificial tissue. The findings, which could have major health applications in the future, could see chemically programmed ...
Adopting benchmarks similar to the fuel-efficiency standards used by the auto industry in the production of fertilizer could yield $5-8 billion in economic benefits for the U.S. corn sector alone, researchers have concluded ...
Adopting a more local and flexible approach to sustainable development could be key to boosting the productivity of small-scale chicken farms in Africa, a new study reports.
Yale researchers have developed a way to target RNA with small-molecule drugs, creating a new method for tapping into a vast number of biological mechanisms critical to metabolism and gene expression.
Stanford scientists have revealed the presence of water stored within a glacier in Greenland, where the rapidly changing ice sheet is a major contributor to the sea-level rise North America will experience in the next 100 ...
Every two seconds, sensors measuring the United States' electrical grid collect 3 petabytes of data – the equivalent of 3 million gigabytes. Data analysis on that scale is a challenge when crucial information is stored ...
A UK-wide research team, led by the University of St Andrews, has developed an innovative new way to optically image through tissue, which could allow for a more detailed understanding and diagnosis of the early stages of ...
The discovery of graphene, a material made of one or very few atomic layers of carbon, started a boom. Today, such two-dimensional materials are no longer limited to carbon and are hot prospects for many applications, especially ...
To understand the mechanisms by which molecules act in cells, or the effects of drugs on them, it would be ideal to be able to track individual molecules, including where in the cell they are located and what modifications ...
What if you could disrupt the crystalline order of quantum matter so that a superfluid could flow freely even at temperatures and pressures where it usually does not? This idea has been demonstrated by a team of scientists ...
The Arctic Ocean's blanket of sea ice has changed since 1958 from predominantly older, thicker ice to mostly younger, thinner ice, according to new research published by NASA scientist Ron Kwok of the Jet Propulsion Laboratory ...
A team of researchers from Shinshu University in Nagano, Japan is now closer to a thin, high-capacity lithium-ion battery that could open the door to better energy storage systems for electric vehicles. The research team ...
Most galaxies host a supermassive black hole (SMBH) at their nucleus. (A supermassive black hole is one whose mass exceeds a million solar-masses.) A key unresolved issue in galaxy formation and evolution is the role these ...
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