Virtual private network Subject :Science and technology Section: Awareness in IT What is a VPN? A virtual private network, or VPN, is an encrypted connection over the Internet from a device to a network. The encrypted connection helps ensure that sensitive data is safely transmitted. It prevents unauthorized people from eavesdropping on the traffic and allows […]
IIT Madras scientists develop prototype to use seawater for green hydrogen production Subject :Science and technology Section: Msc Context: IIT-Madras researchers have developed components for an alkaline water electrolyser that can use seawater directly to make green hydrogen. Details: The technology is simple and cost-effective. This is proposed as an alternative to the […]
Understanding solar flares: How explosions on Sun’s surface can lead to radio blackouts Subject :Science and technology Section: Space technology Context: The Sun emitted an X-class solar flare on July 2, 2023, disrupting radio communications over parts of the United States and the Pacific Ocean, according to media reports. Details: The flare, classified […]
Mosaic viruses Subject : Science and tech Section: Biotechnology Concept : Farmers in Maharashtra have said their tomato crop was impacted by attacks of the cucumber mosaic virus (CMV), while growers in Karnataka blamed the tomato mosaic virus (ToMV). About CMV and ToMV The two plant pathogens have similar names and cause similar […]
Observing gravitational waves critical to study of the cosmos Subject : Science and technology Section: Space technology Concept : Last week, scientists revealed evidence that the universe is constantly flooded with low-frequency gravitational waves, unlocking new avenues to expand our knowledge of the universe. Albert Einstein’s theory of relativity also predicted the existence […]
Chandrayaan-3 integrated with launch vehicle LMV3 Subject :Science and technology Section: Space technology Context: Indian Space Research Organisation (ISRO), which is planning to launch the Chandrayaan-3 moon mission in July, has integrated the spacecraft with the launch vehicle — Launch Vehicle Mark-III (LVM3). The launch date is not announced yet, but the launch […]
Anaemia Subject : Science and Technology Section: Health Concept : Anaemia in India has gained attention with the proposal to remove an anaemia-related question from the National Family Health Survey (NFHS) and replace it with a more extensive Diet and Biomarker (DAB) survey. A study recommending lower haemoglobin norms for India has faced […]
Antibiotics with promise — a lifeline India awaits Subject : Science and technology Section: Health Concept : In the relentless battle against highly drug resistant infections, a team of doctors recently witnessed a glimmer of hope amid the challenges they faced. An Indian innovation was made to deal with drug resistant pathogens. Promising […]
Leptospirosis Subject : Science and technology Section: Health Concept : About the disease: It is a potentially fatal zoonotic bacterial disease that tends to have large outbreaks after heavy rain or flooding. The disease is caused by a bacterium called Leptospira interrogans, or leptospira. It is a contagious disease in animals but is […]
WHO releases policy recommendations to protect children from the harmful effects of food marketing Subject :Science and technology Section: Health Context: The World Health Organization (WHO) released July 3, 2023 new guidelines on shaping policies to protect children from the harmful impacts of food marketing that promote unhealthy dietary choices. WHO initiative: In […]