Science and Technology

Daily Quiz | On Indian scientists and discoveries

The Hindu:Science - 28/02/2024
National Science Day is celebrated in India on February 28 every year to mark the discovery of the Raman effect. Here is a quiz on Indian scientists and their discoveries.

The rocky vista of medicinal cannabis research is bringing into view

The Hindu:Science - 28/02/2024
If India were to decriminalise cannabis, policymakers should ensure it isn’t commercialised and there are protections against use by the populace most vulnerable to its detrimental effects

On National Science Day, PM Modi says Centre continuously working to encourage research and innovation

The Hindu:Science - 28/02/2024
National Science Day is observed to commemorate the discovery of the 'Raman effect' by scientist C.V. Raman

Why sustainable funding matters for India’s ‘science power’ ambition | Explained

The Hindu:Science - 28/02/2024
The Ministry of Science and Technology has consistently under-utilised its budget, so while the calls for more funding are legitimate, better budget utilisation is required to affect outcomes

Teens benefit from 'forest bathing' -- even in cities

Science Daily - 28/02/2024
Youth mental health in urban environments is significantly better when more nature is incorporated into city design. A new study suggests that forest bathing, the simple method of being calm and quiet amongst the trees, observing nature around you while breathing deeply, can help youth de-stress and boost health and well-being.

New disease testing component facilitates lower-cost diagnostics

Science Daily - 28/02/2024
Biomedical researchers have developed a new, less expensive way to detect nuclease digestion -- one of the critical steps in many nucleic acid sensing applications, such as those used to identify COVID-19 and other infectious diseases.

CBD shown to ease anxiety without the risks that can come with THC

Science Daily - 28/02/2024
A new study of 300 people with anxiety shows that the nonintoxicating compound, CBD, found in cannabis can quell anxiety better than THC-dominant products -- and without the side-effects.

Sniffing our way to better health

Science Daily - 28/02/2024
Imagine if we could inhale scents that delay the onset of cancer, inflammation, or neurodegenerative disease. Researchers are poised to bring this futuristic technology closer to reality.

Addressing societal concerns of genetic determinism of human behavior by linking environmental influences and genetic research

Science Daily - 28/02/2024
In a new perspective article, researchers underscore the importance of integrating environmental effects into genetic research. The authors discuss how failure to do so can perpetuate deterministic thinking in genetics, as historically observed in the justification of eugenics movements and, more recently, in cases of racially motivated violence.

New study links placental oxygen levels to fetal brain development

Science Daily - 28/02/2024
A new study shows oxygenation levels in the placenta, formed during the last three months of fetal development, are an important predictor of cortical growth (development of the outermost layer of the brain or cerebral cortex) and is likely a predictor of childhood cognition and behavior.

Pauling, the (near) perfect man for science

The Hindu:Science - 28/02/2024
On February 28, 1951, American scientist Linus Pauling, along with his co-workers at Caltech, published their theoretical description of the structure of proteins in Proceedings of the National Academy of Sciences. For Pauling, who spent a lifetime in science, it was the perfect way of turning 50. A.S.Ganesh takes a look at the life of Pauling…

First DNA study of ancient Eastern Arabians reveals malaria adaptation

Science Daily - 27/02/2024
People living in ancient Eastern Arabia appear to have developed resistance to malaria following the appearance of agriculture in the region around five thousand years ago.

Researchers look at environmental impacts of AI tools

Science Daily - 27/02/2024
As artificial intelligence (AI) is increasingly used in radiology, researchers caution that it's essential to consider the environmental impact of AI tools.

You may be breathing in more tiny nanoparticles from your gas stove than from car exhaust

Science Daily - 27/02/2024
Cooking on your gas stove can emit more nano-sized particles into the air than vehicles that run on gas or diesel, possibly increasing your risk of developing asthma or other respiratory illnesses, a new study has found.

Low-Temperature Plasma used to remove E. coli from hydroponically grown crops

Science Daily - 27/02/2024
In a new study, a team sterilized a hydroponic nutrient solution using low-temperature plasma generated from electricity and the oxygen in the atmosphere. This new sterilization technique may allow farmers to grow crops without the use of chemical pesticides, representing an important advance in agricultural technology for sustainable crop production.

Learning and memory problems in down syndrome linked to alterations in genome's 'dark matter'

Science Daily - 27/02/2024
The activity of Snhg11, a gene found in the 'dark matter' of the genome, is critical for the function and formation of neurons in the hippocampus, specifically in an area critical for learning and memory. Researchers have discovered the gene is less active in brains with three copies of chromosome 21, which causes Down syndrome, potentially contributing to the condition's intellectual disabilities. The researchers plan on carrying out further research to discover the exact mechanisms of action involved, information that could open potential avenues for new therapeutic interventions.

Diamonds are a chip's best friend

Science Daily - 27/02/2024
New technologies aim to produce high-purity synthetic crystals that become excellent semiconductors when doped with impurities as electron donors or acceptors of other elements. Researchers have now determined the magnitude of the spin-orbit interaction in acceptor-bound excitons in a semiconductor. They broke through the energy resolution limit of conventional luminescence measurements by directly observing the fine structure of bound excitons in boron-doped blue diamond, using optical absorption.

Pythagoras was wrong: there are no universal musical harmonies, new study finds

Science Daily - 27/02/2024
The tone and tuning of musical instruments has the power to manipulate our appreciation of harmony, new research shows. The findings challenge centuries of Western music theory and encourage greater experimentation with instruments from different cultures.

Maths: Smart learning software helps children during lockdowns -- and beyond

Science Daily - 27/02/2024
Intelligent tutoring systems for math problems helped pupils remain or even increase their performance during the coronavirus pandemic, according to a new study. Researchers analyzed data from five million exercises done by around 2,700 pupils in Germany over a period of five years. The study found that particularly lower-performing children benefit if they use the software regularly.

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