Antibody Responses Subject – Science and Tech Context – New study on antibody responses Concept – A recent study looked at the neutralising antibody responses generated by breakthrough infections in individuals vaccinated against SARS-CoV2. The researchers learnt that the degree of antibody response depended on whether a person has had one, two, three, […]
Space Debris Subject – Science and Tech Context – ‘China satellite in close encounter with Russian debris’ Concept – Space junk is any piece of machinery or debris left by humans in space—principally in Earth orbit. These include dead satellites, fragments of rocket bodies and spacecraft etc. Currently, an estimated 20,000 objects—including satellites […]
Global Research on Antimicrobial Resistance (GRAM) report Subject – Science and Tech Context – The Global Research on Antimicrobial Resistance (GRAM) report used statistical modelling to estimate deaths linked to 23 pathogens and 88 pathogen-drug combinations. Concept – A comprehensive estimate of the global impact of antimicrobial resistance (AMR), covering 204 countries and […]
5G Telecoms – a threat to Airline Safety Subject – Science and Tech Context – The chief executives of major US passenger and cargo airlines have warned of a “catastrophic” aviation crisis this week as AT&T and Verizon deploy new 5G services. Concept – The United States auctioned mid-range 5G bandwidth to mobile […]
Web3 Subject – Science and Tech Context – Web3: A vision for the future Concept – The concept of Web3, also called Web 3.0, used to describe a potential next phase of the internet, created quite a buzz in 2021. The model, a decentralised internet to be run on blockchain technology, would be […]
Rare Earth Elements Subject – Science and Tech Context – The world is in search of alternative supply chains of rare earth elements. India with its rich reserves must leverage this Concept – To know about Rare Earth Elements, please refer June 2021 DPN. India’s Current Policy on Rare Earth elements – Exploration […]
Locusts ability to smell an odour Subject – Science and Tech Context – Researchers at Washington University in St. Louis found the answer as to how locusts smell an odour Concept – The ability to smell coffee immaterial of the presence of other interfering smells or the environment remains the same in humans. In effect, other smells or different environmental factors do […]
Chronic Itch Subject – Science and Tech Context – The elderly are prone to chronic conditions that manifest as itches Concept – Chronic itch can be dermatologic-often triggered by the release of histamine, and treated with antihistamine drugs (e.g., Benadryl), neuropathic (related to the nervous system, as in shingles, nerve compression and cerebral […]
Vitamin D Subject – Science and Tech Context – Muscles starve in the absence of vitamin D, study of mice finds Concept – Skeletal muscles normally brim with energy, yet they starve in the absence of Vitamin D, says recent research. This research demonstrates that glycogen stored in the skeletal muscles is not converted into a usable form of energy without Vitamin D. Usually, […]
Airbag Subject – Science and Tech Context – Six airbags could be mandatory in your car soon Concept – An airbag is a vehicle occupant-restraint system using a bag designed to inflate extremely quickly, and then quickly deflate during a collision. It consists of the airbag cushion, a flexible fabric bag, an inflation […]