Subject: Science & tech Context: The human enzyme ACE2, which enables the novel coronavirus to infect the cell, is also key in protecting against cardiovascular, lung and kidney diseases. And, new research has found, it may be offering protection to women against Covid-19 disease. Concept: The study of several thousand patients has revealed that men […]
Subject: Science & tech Context: Bharti Global and UK government-led OneWeb announced the launch of 36 communications satellites and said it aims to offer high-speed internet from its constellation of satellites in India by mid-2022. Concept: The Low Earth Orbit (LEO) broadband satellite communications company on Friday launched the 36 satellites from a Soyuz launch […]
Subject : Science & tech Context : The 25-hour countdown for the launch of communication satellite CMS-01 on board launch vehicle PSLV-C50 commenced. Concept : CMS-01 is the 42nd communication satellite from India and weighs around 1,410 kgs. It will be replacing the ageing GSAT-12 satellite that was launched in 2011. It will provide telecom […]
Subject: Science & tech Context: Health secretary said, we can’t deny chances of an adverse event when Covid-19 vaccination begins. In countries where immunization has already begun, especially in the UK, adverse events have taken place on the very first day. Concept: As vaccine-preventable infectious diseases continue to decline, people have become increasingly concerned about […]
Subject: Science & tech Context: NASA Administrator Jim Bridenstine and the Government of Brazil Minister of Science, Technology, and Innovation (MCTI) Marcos Pontes signed a joint statement of intent. Concept: The statement describes Brazil’s intention to be the first country in South America to sign the Artemis Accords. Brazil has expressed interest in potentially contributing […]
Subject : Science & tech Context :To conduct ground survey for the Delhi-Varanasi high speed rail corridor, Indian Railways will use the LiDAR (Light Detection and Ranging) technique with laser-enabled equipment mounted on a helicopter, said the National High Speed Rail Corporation Limited (NHSRCL). Concept: Lidar, which stands for Light Detection and Ranging, is a […]
Subject : Science & tech Context :A Chinese space capsule bringing back the first moon rocks in more than four decades started its three-day return to Earth on Sunday. Concept : The Long March-5 Y5 rocket, carrying the Chang’e-5 spacecraft, was launched from Wenchang Space Launch Center (China). Objective : To drill 2 meters beneath […]
Subject: Science & tech Concept: Gallium nitride (GaN) is a semiconductor commonly used in light-emitting diodes since the 1990s. The compound is a very hard material that has a Wurtzite crystal structure. Its wide band gap of 3.4 eV affords it special properties for applications in optoelectronic, high-power and high-frequency devices. Features lower on resistance […]