Radio Frequency Identification (RFID) Tags
Context: After a high-level security review for the forthcoming Amarnath Yatra, the government has decided to track all pilgrims using Radio Frequency Identification (RFID) tags. Relevance: GS III- Science and Technology Dimensions of the Article: What is RFID tags? How do RFIDs work? Where are RFIDs commonly used? Is it possible to hack RFID tags? […]
Open-RAN (Radio Access Network)
Focus: GS III- Science and Technology Why in News? Recently, The Ministry of Communications has signed a Memorandum of Understanding (MoU) with M/s VVDN Technologies Private Limited to facilitate registered startups, innovators and MSMEs working in the field of Open RAN (Radio Access Network) to get their product tested at the existing lab of M/s VVDN. Open-RAN […]
Pravaig Field Pack
Context: A Bengaluru-based venture has produced a rugged tactical battery that it is now planning to sell to the North Atlantic Treaty Organisation (NATO) forces in Europe. Relevance: GS III- Science and Technology Dimensions of the Article: Pravaig Field Pack Significance Pravaig Field Pack It’s a portable, heavy-duty power bank that weights 14 kg. It’s especially useful […]
Sagittarius A*- Supermassive Black Hole
Context: The first photograph of Sagittarius A* (pronounced as sadge-ay-star), a supermassive black hole about 26,000 light years from Earth and situated at the centre of the Milky Way, was revealed by astronomers of the Event Horizon Telescope (EHT). In April 2019, astronomers captured the first ever photograph of a black hole M87, which was located in a distant galaxy […]
National Technology Day 2022
Focus: GS III- Science and Technology Why in News? India observes its National Technology Day on 11th May every year. Details: Theme The theme for National Technology Day 2022 is “Integrated Approach in Science and technology for a sustainable future”. The theme of National Technology Day 2021 was “Science and Technology for a Sustainable Future”. Background: The […]
What Are Marsquake ?
Context: Recently, NASA has reported that its InSight Mars lander detected the largest quake ever observed on another planet. The rover first landed on Mars in November 2018, and has since heard 1,313 quakes. The largest previously recorded “marsquake” was detected in August 2021. Relevance: GS III- Science and Technology Dimensions of the Article: What […]
Rocket-Propelled Grenade
Context: The Rocket-Propelled Grenade (RPG) attack on the Punjab Police’s Intelligence headquarters in Mohali has brought the weapon into focus. Relevance: GS III- Science and Technology Dimensions of the Article: What is the Rocket-Propelled Grenade (RPG)? What are the origins of the RPG? Can such weapons be easily procured by terrorists? What is the Rocket-Propelled […]
What Is Virtual Private Network ?
Context: Virtual private network (VPN) service providers are up in arms against a new directive of The Indian Computer Emergency Response Team or Cert-In, a wing of the Ministry of Electronics and Information Technology, that mandates they must maintain all customer data for five years. VPN service providers have said the new directive would mean […]
ISRO’s Goal For Venus Mission
Context: India’s Venus mission has been conceived. The project report for ‘Shukrayaan-I’ – the name given to ISRO’s Venus mission, is ready and the budget has also been identified for it. Relevance: GS-III: Science and Technology (Space Technology and advancements in Space Technology) Dimensions of the Article: About Venus Observations and explorations of Venus About Shukrayaan- […]
France Pulls Out of P-75I Project
Context: Recently, France’s Naval Group, one of five shortlisted Original Equipment Manufacturers (OEM) for the Navy’s P-75 India (P-75I) project to build six conventional submarines within the country, announced it would not bid for the project. The reason, Naval Group said, was that the Request for Proposal (RFP) “requires that the fuel cell AIP be sea proven, which […]