Pandemic Waves Subject – Science and Tech Context – Past episodes teach us that pandemic always ebbs and flows in waves, warning us against any premature celebration of its defeat Concept – The three pandemics between 1817 and 1920 show they stay for a while and come in waves before dying down. Chronicles […]
Differences between Webb and Hubble telescopes Subject – Science and Tech Context – The James Webb Space Telescope, NASA’s most powerful telescope, is scheduled to be rocketed into orbit no earlier than December 22. Concept – Though Webb is often called the replacement for the Hubble Space Telescope, NASA said it prefers to […]
Long COVID Subject – Science and Tech Context – Effects of ‘long COVID’ mapped Concept – ‘Long COVID’ is a term to describe the effects of COVID-19 that continue for weeks or months beyond the initial illness, usually three months from the onset of the symptoms. Older people and those who had five or more symptoms […]
Galaxy with no Dark Matter Subject – Science and Tech Context – Astronomers led by researchers from the Netherlands have found no trace of dark matter in the galaxy AGC 114905 Concept – Astronomers led by researchers from the Netherlands have found no trace of dark matter in the galaxy AGC 114905. An […]
Chondrules in Meteorites Subject – Science and Tech Context – Scientists with Chicago University have published an analysis of how beads in meteorites came to be Concept – Most meteorites contain tiny beads of glass that date back to the earliest days of the solar system, before planets formed. Now, scientists with Chicago University have published an analysis of how these beads […]
Chaperones in Biology Subject – Science and Tech Context – chaperone proteins work to maintain normal cellular function Concept – DNA is a linear chain of nucleotides, portions of which are faithfully transcribed into linear messenger RNA. The message in this RNA is translated into strings of amino acids – proteins. Proteins need […]
Digital Histopathology Subject – Science and Tech Context – AI tool to simplify identification of cancerous tissue in tumours Concept – Indian Institute of Technology Madras researchers use a combination of deep learning techniques and traditional machine learning to develop a tool that can diagnose cancer by looking at whole slide images of […]
5G Interfering With Aircraft Subject – Science and Tech Context – FAA to prohibit many flight operations due to risk of ‘5G’ wireless interference Concept – Altimeters are the instruments that pilots use to determine an aircraft’s altitude or height. The airliners have two types of altimeters on board: a barometric altimeter and […]
Vertical Launch Short Range Surface to Air Missile (VL-SRSAM) Subject – Science and Tech Context – The Vertical Launch Short Range Surface to Air Missile (VL-SRSAM) designed for Indian Naval warships was successfully flight tested earlier this week by India Concept – VL-SRSAM has been designed and developed jointly by three facilities of […]