Civil Services Chronicle March 2026

Quick Recall Series

Technology Special

In this issue, we have presented ‘Technology Special’, a comprehensive compilation covering the latest scientific & technological developments.

l The content encapsulates relevant information in a concise, factual, and easy-to-remember format.

l Keeping in view the dynamic nature of the UPSC Civil Services Preliminary Examination, the content has been prepared with a completely exam-oriented strategy.

Prelims Specials

Quick Recall Series

Technology Special

Science & Technology

Space Technology - Launch Vehicles & Propulsion Technologies

1 Evolution of India’s Launch Vehicles

2 Reusable Launch Vehicle (RLV)

3 Cryogenic Engines

4 Scramjet vs. Ramjet Technology

5 Rocket Propellants

Space Technology - Orbits & Satellites

1 Types of Orbits

2 Satellite Types

3 Management of Space Debris

Space Technology - Major Space Missions

1 Major ISRO Missions

2 Major Global Missions

3 Bharatiya Antariksh Station (BAS)

Defence Technology - Missiles & Aerial Defence

1 India’s Missile Defence Systems

2 Integrated Guided Missile Development Programme (IGMDP)

3 Air Defence Systems

Defence Technology - Modern Warfare

1 Submarines: Project 75 & Project 75(I)

2 Unmanned Aerial Vehicles (UAVs) and Loitering Munitions

3 Directed Energy Weapons (DEWs)

Defence Technology - Strategic Innovation In Defence Technologies

1 DRDO’s Indigenous Systems

2 Drones & Anti-Drone Systems

3 Surveillance Systems & Emergency Communication Networks

4 Critical Infrastructure Protection Technologies

It, Communications & Emerging Technologies - Digital Public Infrastructure

1 DPI in India

2 India Stack & Its Globalisation

It, Communications & Emerging Technologies - Blockchain Technology

1 Blockchain for Land Records

2 CBDC (e₹) & Digital Payment Innovations

It, Communications & Emerging Technologies - Artificial Intelligence & Machine Learning

1 IndiaAI Mission Framework

2 Applications of Artificial Intelligence

3 Responsible AI & AI Governance

It, Communications & Emerging Technologies - Semiconductor & Electronics Technologies

1 India Semiconductor Mission (ISM)

2 Chip Fabrication, ATMP Units, and OSAT Ecosystems

3 Display Fabs and Compound Semiconductors

It, Communications & Emerging Technologies - 5G, 6G & Telecom Technologies

1 5G Technology and its Rollout in India

2 Bharat 6G Vision

3 Indigenous Telecom Stack

4 Open RAN

5 Fibre Optics

6 Radio Frequency Identification (RFID)

7 Near Field Communication (NFC)

It, Communications & Emerging Technologies - Internet Of Things (Iot), Sensors & Smart Systems

1 Applications of IoT

2 National Smart Wearable Ecosystem

3 Digital Twins for Infrastructure

It, Communications & Emerging Technologies - Robotics & Automation

1 Applications of Robotics Technology

2 Drone-as-a-Service Model

3 Logistics and Warehousing Automation

Biotechnology - Biotechnology: Advances & Applications

1 GenomeIndia Project

2 Regulatory T-cells (Tregs) and the Foxp3 gene

3 GM Crops

4 Immunotherapy

5 Synthetic Biology

Energy And Environment - Water & Climate: Technological Innovations

1 Carbon Capture, Utilisation & Storage (CCUS) Technologies

2 Desalination Technology

3 Early Warning Systems with AI and Remote Sensing

4 Climate-resilient Infrastructure Technology

Energy And Environment - Waste Management Technologies

1 E-waste Recycling Tech

2 Waste-to-Energy

3 Circular Economy Technologies

Energy And Environment - Nuclear Technology

1 Nuclear Fission vs. Nuclear Fusion

2 Uranium Enrichment

3 Utilization of Thorium