Blue Origin conducts ‘astronaut rehearsal’ in test flight

Washington, April 15 (IANS) Amazon founder Jeff Bezos’s aerospace company Blue Origin has conducted an “astronaut rehearsal” during the successful 15th uncrewed test flight of the company’s reusable suborbital rocket New Shepard, dubbed NS-15. This mission, launched on Wednesday from Launch Site One in West Texas, marked a verification step prior to flying astronauts, Blue […]

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BP pills may cause skin cancers in elderly

Toronto, April 13 (IANS) Common medications used to treat hypertension (high blood pressure) may adversely raise the risk of skin cancers in people aged 66 and above, claims a new study. Long-term intake of antihypertensive medications called thiazide diuretics, including hydrochlorothiazide, are linked with higher rates of non-melanoma and melanoma — the two major types […]

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Better masks, adequate ventilation must to curb Covid indoors

Bhubaneswar, April 7 (IANS) A commercial five-layered mask coupled with social distancing and good ventilation may be key to curtail the spread of SARS-CoV-2, the virus that causes Covid-19, in enclosed spaces like offices, prisons and hospitals, say researchers from the Indian Institute of Technology Bhubaneswar, Odisha. The findings, published in the journal AIP Advances, […]

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Ozone pollution harms maize crops: Study

New York, April 6 (IANS) A team of researchers has shown that ozone in the lower layers of the atmosphere decreases crop yields in maize and changes the types of chemicals that are found inside the leaves. The researchers said that while stratospheric ozone protects us by filtering out the Sun’s ultraviolet radiation, tropospheric ozone […]

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Raindrops can help identify potential habitable planets

New York, April 6 (IANS) The size of raindrops can help identify potentially habitable planets outside our solar system, according to a new research. The study led by researchers from Harvard University in Massachusetts, US, found that raindrops are remarkably similar across different planetary environments, even planets as drastically different as Earth and Jupiter. Understanding […]

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How beef industry can reduce greenhouse emissions

New York, April 6 (IANS) The global beef industry, particularly in the US and Brazil, can potentially reduce greenhouse gas (GHG) emissions by nearly 50 per cent with proper land management, improving production efficiency, suggests a research. The findings showed that using carbon sequestration management strategies on grazed lands, including using organic soil amendments and […]

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Study identifies possible Covid drugs

New York, April 3 (IANS) A team of researchers has identified nine potential new Covid-19 treatments, including three, that were already approved by the US Food and Drug Administration (FDA) for treating other diseases. The study, published in the journal Cell Reports, screened thousands of existing drugs and drug-like molecules for their ability to inhibit […]

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‘B117 variant silently spread across 15 countries by mid-Nov last yr’

New York, April 2 (IANS) The highly contagious SARS-CoV-2 variant — B117 variant — silently spread across 15 countries by mid-November 2020, found a new study underlining the significance of increasing laboratory surveillance. The B117 variant, which has been more lethal than the original coronavirus strain, was first discovered in early December 2020 in the […]

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Gum infection linked to elevated BP

New York, March 29 (IANS) Adults with periodontitis, a severe gum infection, may be significantly more likely to have higher blood pressure (BP) compared to individuals who had healthy gums, a new study revealed. The findings, published in the journal Hypertension, indicate that diagnosis of gum disease was associated with higher odds of hypertension, independent […]

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False memories can be reversed, reveals study

London, March 28 (IANS) A team of researchers has found that rich false memories of autobiographical events can be planted — and then reversed. The study, published in the journal Proceedings of National Academy of Sciences, highlights techniques that can correct false recollections without damaging true memories. According to Hartmut Blank from the University of […]

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Bariatric surgery may reduce cancer risk for obese patients

New York, March 28 (IANS) Bariatric surgery can significantly reduce the risk of cancer in individuals with severe obesity and nonalcoholic fatty liver disease (NAFLD), say researchers, including an Indian-origin. In addition to an overall reduction in cancer risk for obese individuals, the findings indicate that bariatric surgery was associated with significant risk reductions in […]

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Study links stress with allergies

Tokyo, March 26 (IANS) Increased allergic reactions may be tied to the corticotropin-releasing stress hormone (CRH), suggests a new study. The hormone is the main element that drives the body’s response to stress. It is also present in diseases that cause inflammation. The study, published in the International Journal of Molecular Sciences, suggests that the […]

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Novel technique to detect biomarker for cancer

New York, March 26 (IANS) Researchers are working to develop a new screening technique that’s more than 300 times as effective at detecting a biomarker for diseases like cancer than current methods. The technique, published in the Journal of the American Chemical Society, uses nanoparticles with nickel-rich cores and platinum-rich shells to increase the sensitivity […]

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NASA gives $45M boost to small businesses in US

Washington, March 26 (IANS) NASA has selected 365 US small business proposals for initial funding from the agency’s Small Business Innovation Research (SBIR) and Small Business Technology Transfer (STTR) programme, a total investment of more than $45 million. The agency provides up to $125,000 for companies to establish the merit and feasibility of their innovations, […]

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New bacterial strains found on ISS may help grow plants in space

Hyderabad, March 25 (IANS) Discovery of a novel bacterial strains aboard the International Space Station (ISS) suggests the possibility of astronauts growing their own vegetables while in space, says a new study by researchers based at University of Hyderabad (UoH) and NASA’s Jet Propulsion Laboratory(JPL), among other institutions. The new bacterial strains discovered from different […]

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NASA set to fly a mini helicopter on Mars

Washington, March 23 (IANS) In a first, the Perseverance rover on Mars is set to deploy a mini-helicopter named Ingenuity that will fly and explore the Red Planet. After dropping the debris shield, Perseverance will spend next couple of days following the Ingenuity’s flight zone on Mars. “Away goes the debris shield, and here’s our […]

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Lifestyle changes may up fertility for obese, infertile women

Toronto, March 21 (IANS) A lifestyle intervention targeting women with obesity and infertility is more effective in increasing the pregnancy rate compared with fertility treatments, a new study suggests. The study, presented virtually at ENDO 2021, showed that the lifestyle intervention, called the Fit-For-Fertility (FFF) programme, is a cost-effective alternative to the usual standard of […]

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Poor diabetes linked to high Covid complications risk in kids

New York, March 21 (IANS) Parents, take note. Children with poorly controlled Type-1 diabetes are at 10 times higher risk of Covid-19-related complications and death compared to those with well-controlled diabetes, say researchers, including an Indian-origin. The study, presented virtually at ENDO 2021, showed that in children with hemoglobin — A1c — levels higher than […]

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Little stress a day good for your brain

New York, March 20 (IANS) Some people report feeling no stress at all, but there may be downsides to this feeling of feeling always super-charged, say researchers. The study showed that people who reported experiencing no stress were more likely to experience better daily well-being and fewer chronic health conditions. However, they were also more […]

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NASA microphone detects distant turbulence zones

Washington, March 17 (IANS) In a move that could revolutionise both flight planning and aeronautical research, scientists at NASA have developed technology to find turbulence zones hundreds of kilometres away. Everything in the atmosphere can make a sound. Volcanoes rumble, waterfalls crash, and air rushes, but there is more to that sound than what our […]

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Mars water still trapped underground: Study

Washington, March 17 (IANS) A significant portion of Mars’ water, between 30 and 99 per cent, is trapped within minerals in the planet’s crust, says a new study. The research, published in the journal Science, challenges the current theory that the Red Planet’s water escaped into space. The research team from California Institute of Technology […]

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Gamma oryzanol can prevent cytokine storm in Covid patients: Experts

New Delhi, March 14 (IANS) Using gamma oryzanol — a powerful antioxidant — in supplement form on Covid-19 patients with obesity can significantly prevent cytokine storm in them and thereby safeguard them from negative clinical outcomes, health experts said on Sunday. The findings suggest that rice bran supplement containing natural compounds as gamma oryzanol can […]

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Vax-induced antibodies may be less effective against new Covid variants

New York, March 13 (IANS) Neutralizing antibodies induced by the Pfizer and Moderna Covid-19 vaccines were significantly less effective against the SARS-CoV-2 variants first described in Brazil/Japan and South Africa, say researchers. The team used their experience measuring HIV neutralizing antibodies to create similar assays for Covid-19, comparing how well the antibodies worked against the […]

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Supermassive black hole in motion detected

New York, March 13 (IANS) Researchers at the Harvard-Smithsonian Centre for Astrophysics have identified the clearest case to date of a supermassive black hole in motion. The supermassive black hole is moving with a speed of about 110,000 miles (approximately 177,028km) per hour inside the galaxy J0437+2456, said the study published in the Astrophysical Journal. […]

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How India’s rice yield can adapt to climate change challenges

New York, March 12 (IANS) If farmers maintain current practices, rice production will decrease substantially by 2050 in India. But, various management strategies can mitigate the effects of climate change, say researchers, including one of Indian-origin. Traditional rice farming involves flooding the fields with water. Rice transplants need about six inches of standing water. If […]

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NASA rover captures Martian sounds for 1st time

Washington, March 11 (IANS) The Mars rover from NASA has sent first-ever audio readings like the mesmerising sound of Martian wind, captured from its SuperCam instrument, back home. The instrument delivered audio data to the French Space Agency’s operations center in Toulouse that includes the first audio of laser zaps on another planet. “It is […]

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AstraZeneca receives marketing approval for ‘Osimertinib’ in India

Bengaluru, March 10 (IANS) Pharmaceutical company AstraZeneca India on Wednesday announced that it has received marketing approval for Tagrisso (Osimertinib) for adjuvant treatment after complete tumour resection in patients with non-small cell lung cancer (NSCLC), whose tumours have epidermal growth factor receptor (EGFR) mutations. Osimertinib, a once daily oral pill, when given to patients of […]

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Astronomers discover most distant ‘radio-loud’ quasar

London, March 9 (IANS) With the help of the European Southern Observatory’s Very Large Telescope (ESO’s VLT), astronomers have discovered the most distant quasar with powerful jets emitting at radio wavelengths. The discovery of this ‘radio-loud’ quasar, published in The Astrophysical Journal, could provide important clues to help astronomers understand the early universe. Quasars are […]

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Coral reefs in Solomon Islands hit by bleaching

Solomon Islands, March 6 (IANS) Scientists have identified a widespread coral bleaching event on shallow, inshore reefs that had been previously thought to be less reactive to climate stress, the Wildlife Conservation Society (WCS) said on Saturday. Impacted reefs were observed during a recent WCS underwater monitoring expedition around Marovo Lagoon, including the Zaira Resource […]

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NASA awards key contract for Mars sample return

Washington, March 5 (IANS) Taking a step closer to realising its ambitious sample return programme after the touchdown of the Mars Perseverance rover, NASA has awarded a key contract to Northrop Grumman Systems of Elkton, Maryland. As part of this Mars Ascent Propulsion System (MAPS) contract, Northrop Grumman Systems will provide propulsion support and products […]

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Earth has life span of nearly 1bn years more: Study

Tokyo, March 3 (IANS) The future life span of Earth’s oxygen-rich atmosphere is approximately one billion years, a new study reveals. According to the study, published in the journal Nature Geoscience, Earth’s surface environment is highly oxygenated — from the atmosphere to the deepest reaches of the oceans, representing a hallmark of active photosynthetic biosphere. […]

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You could soon check into a ‘space hotel’

San Francisco, March 3 (IANS) If you are a space enthusiast, there is more exciting news as a US-based space construction company, Orbital Assembly Corporation (OAC), is planning to make the world’s first “space hotel” operational within this decade. Construction of this space structure designed to accommodate about 400 people is scheduled to begin in […]

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Aerobic may help slow memory loss for Alzheimer’s dementia patients

New York, Feb 27 (IANS) Aerobic exercise may help slow memory loss for older adults living with Alzheimer’s dementia, says a new research. The findings indicates that a six-month aerobic exercise intervention significantly reduced cognitive decline in comparison to the natural course of changes for Alzheimer’s dementia. However, the researchers didn’t find a superior effect […]

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How bacteria defeat cystic fibrosis drugs

New York, Feb 27 (IANS) Researchers have discovered a slimy strategy used by bacteria to defeat antibiotics and other drugs used to combat infections afflicting people with cystic fibrosis. Cystic fibrosis is a life-threatening disease that causes persistent lung infections and limits a person’s ability to breathe over time. A common strain of bacteria, Pseudomonas […]

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‘Brain stimulation & exercise can restore movement in ataxia’

New York, Feb 27 (IANS) Researchers have shown that a combination of deep brain stimulation (DBS) and exercise has potential benefits for treating ataxia. Ataxia is a rare genetic neurodegenerative disease characterized by progressive irreversible problems with movement. Working with a mouse model of the human condition, the researchers discovered that combining DBS targeted to […]

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Blood tests offer early indicator of severe Covid: Study

New York, Feb 27 (IANS) Researchers have reported that a series of biomarkers, or biological signals, associated with white blood cell activation and obesity can predict severe outcomes in Covid-19 patients. The findings, published in the journal Blood Advances, indicated that five proteins (resistin, lipocalin-2, HGF, IL-8, and G-CSF) that are associated with neutrophils, a […]

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New tools assess in-hospital death risk of Covid patients

New York, Feb 27 (IANS) Researchers, including an Indian-origin, have developed two novel calculators for predicting which patients admitted to the hospital with Covid-19 are at greatest risk of requiring mechanical ventilation or in-hospital death. The findings, published in the journal EClinicalMedicine, indicates that these models could enable clinicians to better stratify risk in Covid-infected […]

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Researchers reveal not all ‘good’ cholesterol is healthy

London, Feb 26 (IANS) After analysing the genetic characteristics that determine the size of good cholesterol particles, a team of researchers has demonstrated that not all good cholesterol is healthy. The findings indicate that people with large high-density lipoprotein (HDL) particles have an increased risk of myocardial infarction, while only small HDL particles are actually […]

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IIT team identifies sustainable source for anti-cancer drug

Chennai, Feb 25 (IANS) Indian Institute of Technology (IIT) Madras researchers have identified a sustainable and high-yielding alternative source for the anti-cancer drug Camptothecin. At present, this drug is sourced from Chinese and Indian tree species, which are now critically endangered due to extensive over-harvesting to meet the market demand. This novel microbial fermentation process […]

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Researchers develop two new rapid Covid diagnostic tests

New York, Feb 24 (IANS) Researchers have developed two new rapid diagnostic tests for Covid-19 — one to detect Covid-19 variants and one to help differentiate from other illnesses that have Covid-like symptoms. According to the findings published in the journal Bioengineering, the technology for both tests uses the cutting-edge CRISPR/Cas9 system. Using commercial reagents, […]

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What NASA is doing to help cut aviation emissions

Washington, Feb 24 (IANS) Through partnership with the industry, NASA wants to advance design and modelling tools pertinent to future aircraft products with an Electrified Aircraft Propulsion (EAP) system. EAP electrical systems are being developed to replace or boost fuel-burning aircraft propulsion systems, analogous to how electric or hybrid motors are used in automobiles. The […]

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Poor memory, impulsive personality: Traits of extremist mind

London, Feb 22 (IANS) Extremists have shorter memories and tendencies towards impulsiviness and are also sensation seekers, according to a study by Cambridge researchers in to the psychological “signature” of the extremist mind. The study, published in Philosophical Transactions of the Royal Society B, suggests that a particular mix of personality traits and unconscious cognition […]

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Gene implicated in type of childhood cancer identified

New York, Feb 21 (IANS) Researchers have identified that a chromosome instability gene — USP24 — is frequently missing in pediatric patients with neuroblastoma, an aggressive form of childhood cancer. The finding, published in the journal Cancer Research, provides important insight into the development of this disease. “Neuroblastoma is a highly aggressive cancer that nearly […]

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3D biopsies to better understand brain tumours

Madrid, Feb 21 (IANS) Researchers have obtained a highly accurate recreation of human glioblastoma’s features using a novel 3D microscopy analysis. The study, published in the journal Acta Neuropathologica Communications, provides new information to help with the diagnose, by finding therapeutical targets and designing immunotherapeutical strategies. This new analysis of 3D images and quantitative data […]

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Study reveals how to prevent future Covid surges

London, Feb 20 (IANS) A combination of robust vaccination programmes and strict physical distancing rules could avoid recurring peaks of Covid-19 outbreak without the need to rely on stay-at-home restrictions, according to a new study. The findings, published in the journal Nature Human Behaviour, predicts that in most cities, vaccination programmes and physical distancing combined […]

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