Modified PSLV places three foreign satellites into orbit Subject: Science Context: The Indian Space Research Organisation’s (ISRO) workhorse launch vehicle on its 55th mission, the PSLV-C53 What is PSLV-C53 mission? The mission injected three Singaporean satellites into their intended orbits. The mission also served an additional purpose for ISRO, which decided to use […]
Sodium Ion Battery Subject: Science Context: The Indian off-grid energy storage market is expected to expand exponentially as the country aims to fulfil 50 per cent of its energy demands from renewable sources by 2030, resulting in high demand for storage batteries. Concept: Background: Currently, the two dominant commercial options to fulfil energy […]
Gentler sonar Subject: Science Scientists at the Defense Advanced Research Projects Agency in the United States are working to replace whale-harming sonar with the ambient sounds made by aquatic creatures. The low-frequency booms of giant goliath groupers (Epinephelus itajara) and the super-loud snaps of pistol shrimp are among the sounds being considered. Sonar […]
Bird strikes: common threats to aircraft safety Subject: Science Section: Msc Context: At least two bird strike incidents happened recently. Both aircraft returned to their ori- gin airports and were grounded for maintenance. Why are bird strikes a concern? Bird strikes are among the most common threats to aircraft safety, and they typically […]
Specialty steel PLI scheme deadline may be extended Subject: Science Section: Msc SPECIALTY STEEL Specialty steels also referred to as alloy steel contains additional alloyed materials that deliver special properties to the final product. Specialty steels are engineered to provide superior performance under specific conditions. Various stainless-steel alloys are included among common specialty […]
HIV vaccine Subject: Science Section: Biotechnology Context: HIV vaccine development has taken a back seat With antiretroviral therapy, HIV has become a chronic but manageable disease. Still there are challenges that need to be tackled to eliminate AIDS by 2030. Current status of the HIV disease burden in India There are an approximate […]
ISRO tests booster for Gaganyaan Subject: Science Section: Space Context: The Indian Space Research Organization (ISRO) has successfully carried out the static test of the HS200 solid rocket booster, taking the space agency one more step closer to the keenly awaited Gaganyaan human spaceflight mission Designed and developed by the Vikram Sarabhai Space […]
RFID tags Subject: Science Section: Computer related Context: Amarnath Yatra pilgrims to be tracked through Concept: Radio-Frequency Identification (RFID) is the use of radio waves to read and capture information stored on a tag attached to an object. RFID belongs to a group of technologies referred to as Automatic Identification and Data Capture […]
Dilip Mahalanabis Subject :Science Section : India’s achievement Context: New book on Indian innovations that transformed India released Oral Rehydration Therapy, which savesmillions of infants from the clutches ofdeath every year, not just in India, butacross the globe, is a treatment fordiarrhoea that was developed as an easy to-use treatment procedure by an […]