Researchers at Indian Institute of Science developed a novel thermal desalination system that uses solar energy to produce freshwater. The system is more energy-efficient and cost-effective than traditional methods, and can be adjusted to align with the sun's position during the day.
A new study reveals that Salmonella uses a two-pronged approach to protect itself within the host's defense mechanisms, involving protein SopB. By altering phosphoinositide dynamics and preventing lysosome production, SopB allows the bacteria to survive inside macrophages.
A multi-institutional study found that dengue virus sequences have evolved dramatically in India, with different serotypes deviating from their ancestral sequences. Dengue 2 has become more dominant across the country, while Dengue 4 is making a niche for itself in South India.
The study analyzed ancient dolomite deposits to estimate the temperature and composition of a shallow inland sea during the Palaeoproterozoic era. The findings suggest that the conditions were ideal for photosynthetic algae to emerge, pumping oxygen into the atmosphere.
Researchers tracked female bushcrickets' movement and found they tend to fly more frequently and longer distances than males, making them more vulnerable to bats. This contradicts the assumption that males take higher risks in search of mates.
Researchers at IISc have developed a novel ultramicro supercapacitor with enhanced electrochemical capacitance, exceeding 3000% increase in capacitance under certain conditions. The device uses Field Effect Transistors as charge collectors and solid gel electrolyte for improved electron mobility.
The Indian Institute of Science researchers developed a full-duplex antenna system that cancels out self-interference, enabling faster and more efficient data transfer. The compact design eliminates the need for bulky components, making it suitable for integration into devices.
A study by Indian Institute of Science researchers found that enhanced recombination in the SARS-CoV-2 Omicron variant resulted in new mutations affecting viral proteins, particularly those involved in host-cell binding. These mutations enabled the virus to evade immune defenses and infect host cells more efficiently.
Researchers at IISc found that grazing by livestock leads to lower carbon storage in soil compared to wild herbivores due to antibiotic use. Re-wilding soils and quarantining animals could help offset the damage.
Scientists at IISc develop neuromorphic camera that uses machine learning to pinpoint objects smaller than 50 nanometers in size, enabling nanoscale precision in biological processes, chemistry, and physics. The technique combines optical microscopy with the neuromorphic camera and machine learning algorithms.
Researchers have detected a radio signal from atomic hydrogen in an extremely distant galaxy at redshift z=1.29, marking the largest distance so far. The signal was amplified by gravitational lensing, allowing the team to observe the galaxy's atomic hydrogen mass, which is almost twice its stellar mass.
Researchers have developed chemically modified nanosheets that can effectively deliver drugs to diseased cells, reducing side effects. The nanosheets, made from molybdenum disulphide, can exchange natural thiols with attached ligands, allowing for targeted drug delivery.
Computational models of bacterial cell walls can predict interactions with antimicrobials, enabling rapid screening for effective molecules. The models reveal differences in cell wall permeability between Gram-negative and Gram-positive bacteria.
A new study from the Indian Institute of Science sheds light on blackbucks' genetic diversity and survival strategies. Despite human activities restricting their habitats, male blackbucks disperse more than expected, contributing to geneflow, while females stay within native population ranges.
Scientists at IISc report the development of a highly energy-efficient computing platform that offers promise in building next-generation electronic devices. The platform uses memristors to perform computation and storage at the same physical location, reducing energy consumption by orders of magnitude.
A 16-year-long study by Indian Institute of Science researchers found that large mammalian herbivores like yak and ibex stabilize soil carbon levels, which is crucial for offsetting climate change effects. The study showed that grazing animals reduce fluctuations in soil carbon, ensuring its persistence.
Researchers developed an algorithm to decode brain scans and identify epilepsy types based on electrical signal patterns. The Cumulative Sharp Count and areas under spike and sharp curves were used as parameters to detect epilepsy, with high accuracy rates in blind validation studies.
Researchers have developed a novel pressure sensor using paper as the medium, achieving high sensitivity and detecting a broad range of pressures. The sensor's structure and multilayering enable conductive properties, making it suitable for flexible and wearable electronic devices in healthcare and other industries.
The study found that colloidal membranes transition from flat disc-like shapes to saddle-like shapes as the fraction of short rods increases. The saddles then merge into more complex structures like catenoids and four-noids, exhibiting properties similar to biological membranes.
Researchers at Indian Institute of Science create a novel virus-like particle (VLP) to safely study SARS-CoV-2 mutations and trigger an immune response. The VLP is stable, can attach to host cells, and elicit antibodies that neutralize the live virus.
Researchers at IISc identified a way to estimate ancient seawater temperature by analyzing otoliths from fish ears, which hold clues to water type and age. By correlating calcium isotope ratios with seawater temperatures, they found a powerful tracer of water temperature that can be applied to fossilized samples.
Researchers at IISc used widely-used computational techniques to predict and verify migration barrier values in lithium-ion batteries. They propose robust guidelines to choose accurate frameworks for testing materials. The study found SCAN functional had better accuracy overall, while GGA was faster but less accurate.
Researchers have designed a new vaccine candidate using bacterial vesicles coated on gold nanoparticles to deliver antigens and stimulate an immune response against tuberculosis. The use of outer membrane vesicles has shown promise in inducing a better immune response compared to traditional subunit vaccines.
A new GPU-based machine learning algorithm, ReAL-LiFE, can rapidly analyze large amounts of data from diffusion Magnetic Resonance Imaging (dMRI) scans of the human brain. This allows for faster analysis and prediction of brain connectivity, enabling better understanding of brain-behaviour relationships at scale.
A team of researchers from Indian Institute of Science used computer simulations to analyse speech aerosols and found the risk of infection was higher when one person acted as a passive listener. The study also suggests that turning heads away by about nine degrees can reduce the risk for speakers
Researchers have developed unique self-regulating footwear for persons with diabetes, featuring snapping mechanisms that distribute pressure evenly. The sandals can be customized to an individual's foot dimensions and walking style, promoting faster healing of injured regions and preventing further injuries.
Researchers designed artificial peptides that can bind to viral proteins, blocking entry into cells and causing viruses to clump together. These 'miniproteins' were found to be thermostable and safe for use in humans, with promising results in lab tests and animal models.
Researchers at the Indian Institute of Science discovered that microscopic voids in lithium anodes cause dendrite formation in solid-state batteries. By adding a thin layer of refractory metals to the electrolyte surface, they delayed dendrite growth and extended battery life.
A team of researchers at Indian Institute of Science developed a record-breaking true random number generator (TRNG) that uses the random motion of electrons to generate secure random numbers. The device, which is more compact and faster than previous TRNGs, has exceeded NIST standards with a high min-entropy value of 0.98.
Researchers at IISc and Theranautilus have developed nano-sized robots that can manipulate using a magnetic field to kill bacteria in dentinal tubules, improving the success rate of root canal treatments. The nanobots were able to penetrate further than previous methods, providing a safer alternative to harsh chemicals or antibiotics.
Researchers found that a common asthma medication can bind to and block the Nsp1 protein of SARS-CoV-2, preventing it from shutting down vital proteins in human immune cells. The study suggests that targeting this region could be an effective way to reduce damage inflicted by the virus.
Researchers at Indian Institute of Science (IISc) have developed a method to make bricks out of Martian soil using bacteria and urea. These 'space bricks' can be used for building-like structures on Mars, reducing porosity and increasing strength. The team plans to study the effect of Mars' atmosphere and low gravity on the bricks.
A new study published in Ecotoxicology and Environmental Safety reveals that microplastics in the Cauvery River may be causing growth defects in fish, including skeletal deformities and DNA damage. The study found that pollutants from slow-flowing and stagnant sites caused significant harm to zebrafish embryos.
A team of researchers at Indian Institute of Science has identified an alternative technique to produce metal powders for 3D printing, side-stepping the problems with atomisation. The new method uses surface grinding to create spherical powders with comparable quality to commercial gas atomised powders.
The Indian Institute of Science (IISc) has developed a paper-based sensor that can detect tiny volumes of hydrogen peroxide using UV light. The intensity of the light emitted is directly proportional to the concentration of hydrogen peroxide, making it possible to visualize the emission with the naked eye.
Researchers developed a mathematical model to predict how antibodies generated by COVID-19 vaccines confer protection against symptomatic infections. The study found that vaccine efficacy is linked to the level of neutralization titre and could enable testing of future vaccines before clinical trials.