Topic

Recent Discoveries in Science and Technology

Space, Medical, AI, Defense Technology and Indian Science Achievements

Learning Content

Recent Innovations in Science & Technology

In the 21st century, science and technology are developing rapidly.IndiaIt is making great achievements in the fields of space, medicine, AI and military. Institutions like ISRO, DRDO, CSIR have played a major role in the development of Indian science.

🚀 Indian Space Research Organization (ISRO)

🚀 ISRO Major Space Programmes 🌙 Chandrayaan-3 Chandrayaan-3 (2023) Vikram Lander + Pragyan Rover ✓ August 23, 2023 - Victory Landing at the South Pole ☀️ Aditya-L1 Aditya-L1 (2023) The first project to explore the Sun ✓ September 2, 2023 - Launched L1 point - 15 lakh km 👨‍🚀 Gaganyan Gaganyaan (2025) India's first manned space flight ⏳ 2025 - Planned 🚀 ISRO Missiles PSLV GSLV LVM3 🛰️ Satellites NavIC (IRNSS) Indian GPS - 7 satellites GSAT Series Communication satellite 🏆 ISRO Major Achievements (2023-2025) ✓ Chandrayaan-3 At the South Pole of the Moon 4th country to land August 23, 2023 ✓ Aditya-L1 Explore the Sun First Indian project September 2, 2023 ✓ XPoSat X-ray Polarimeter Satellite Explore the constellations January 1, 2024 ⏳ Gaganyan India's first Human space travel 2025 - planned 📊 ISRO statistics • Established: 1969, Bangalore • Chairman: S. Somanath • 400+ satellites have been launched 🌍 World Records • Tuesday: Win at first attempt • 104 satellites (single launch) • Low cost space projects

📊 Comparison of space projects

project year Purpose condition Special
Chandrayaan-3 2023 Moon's South Pole ✓ Success 4th country landing
Aditya-L1 2023 Solar exploration ✓ In process First solar project
XPoSat 2024 X-ray Polarimetry ✓ Success Stargazing
Gaganyan 2025 Human space travel ⏳ Planning First Indian astronaut
Chandrayaan-4 2027 Sample Return 📋 Development A lunar soil sample
Shukrayan 2028 Exploration of Venus 📋 Planning Exploration of Venus

⚡ Shortcuts - to remember

ISRO Important Dates

"69-75-14-23" (four milestones)
  • 1969- ISRO Institute
  • 1975- Aryabhata (first satellite)
  • 2014- Mangalyaan (Tuesday)
  • 2023- Chandrayaan-3 success

Array of missiles

"P-G-L" (small → large)
  • PSLV - Polar Satellite Launch Vehicle
  • GSLV - Geosynchronous SLV
  • LVM3 - Launch Vehicle Mark 3

2023 Achievements

"Ah-Sa" (August-September)
  • bCust 23 - Landing of Chandrayaan-3
  • SecOctober 2 - Launch of Aditya-L1

💡 Important points for exam

  • ISRO- 1969 Institute, Bangalore, Chairman: S. Somanath
  • Chandrayaan-3- August 23, 2023 - Lunar South Pole Landing
  • Aditya-L1- India's first solar exploration project, L1 point
  • Gaganyan- India's first manned space mission (2025)
  • Mangalyan- First attempt to orbit Mars (2014)
  • NavIC- Indian GPS system, 7 satellites
  • 104 satellites- World record in single launch (2017)

Artificial Intelligence & Digital Technology

Artificial Intelligence (AI)It has grown into the most important technology of the 21st century. ChatGPT, Google Gemini, Indian AI projects are changing the world. IndiaDigital IndiaAndAI MissionIt is progressing in technological development.

🤖 Types of Artificial Intelligence (AI).

🤖 Artificial Intelligence (AI) & Digital Revolution AI Types & Applications 🧠 Machine Learning Learning from data • Supervised Learning • Unsupervised Learning • Reinforcement Learning Netflix, Amazon recommendations 🔮 Deep Learning Neural Networks • CNN (Images) • RNN (Ordinal Data) • Transformers (Language) ChatGPT, face recognition 💬 NLP Natural Language Processing • Language comprehension • Translation • Text generation Google Translate, Alexa 👁️ Computer Vision Image & Video Analysis • Object detection • Face recognition • Self-driving cars Tesla, CCTV analysis 🌟 Key AI Products (2023-2025) 💬 ChatGPT OpenAI - 2022 Nov GPT-4o, GPT-4 Turbo Text, image, voice generation 🔷 Google Gemini Google - December 2023 Ultra, Pro, Nano Multimodal AI Model 🤖 Claude Anthropic - 2023 Claude 3.5 Sonnet Safe AI 🎬 Sora OpenAI - 2024 Text-to-Video AI Video creation 🇮🇳 Indian Digital Projects 📱 Digital India Commencing 1st July 2015 • Aadhaar, UPI, DigiLocker • e-Governance projects 💳 UPI Beginning of April 2016 • 12+ billion transactions/month • Administration of NPCI 🤖 India AI Mission 2024 - ₹10,372 crore • AI Computing Infrastructure • Startup Ecosystem 📡 5G India Beginning October 2022 • Jio, Airtel, BSNL • 700+ cities 🔬 Emerging technologies ⚛️ Quantum Computing Quantum computer • Using Qubits • IBM, Google lead • Indian QSim Toolkit NM-QTA is a ₹6,000 crore project ⛓️ Blockchain Blockchain technology • Decentralized Ledger • Bitcoin, Ethereum • Digital Rupee (e₹) RBI - CBDC 2022 launch 🌐 IoT Internet of Things • Smart Devices • Smart Cities • Industrial IoT 100 Smart Cities Mission 🥽 AR/VR & Metaverse Virtual world • Apple Vision Pro • Meta Quest 3 • Gaming, Education 2024 - Spatial Computing Era

📊 AI & Digital Technology Comparison

Technology Company year application Special
ChatGPT OpenAI 2022 Text generation, coding GPT-4o Multimodal
Google Gemini Google 2023 AI Assistant Ultra, Pro, Nano
Claude Anthropic 2023 Safe AI Constitutional AI
Sora OpenAI 2024 Text-to-Video 60 sec HD Video
UPI NPCI/India 2016 Digital payment 12B+ transactions/month
Digital Rupee RBI 2022 CBDC Central Bank Digital Currency

⚡ Shortcuts - to remember

Types of AI

"M-D-N-C" (Four Pillars)
  • Machine Learning - Learning from data
  • Deep Learning - Neural Networks
  • NLP - Language Comprehension
  • Computer Vision - Image Analysis

Indian Digital Dates

"15-16-22" (three years)
  • 2015- Launch of Digital India
  • 2016- UPI startup
  • 2022- 5G & Digital Rupee

AI companies

"O-G-A-M" (Four Big Ones)
  • OpenAI - ChatGPT, Sora
  • Google - Gemini
  • Anthropic - Claude
  • Meta - Llama

💡 Important points for exam

  • ChatGPT- OpenAI, 2022 Nov, GPT-4o Multimodal
  • Google Gemini- December 2023, Ultra/Pro/Nano models
  • Digital India- 2015 July 1, Aadhaar, UPI, DigiLocker
  • UPI- 2016 April, NPCI, 12+ billion transaction/month
  • India AI Mission- 2024, ₹10,372 crore fund
  • 5G India- 2022 October, Jio, Airtel lead
  • Digital Rupee (e₹)- RBI CBDC, 2022 start

Medical & Health Technology

The COVID-19 pandemic has brought about revolutionary changes in medical technology.mRNA vaccines, CRISPR gene editing, AI-assisted diagnosisetc. are major achievements of modern medicine. IndiaCovaxin, CovishieldIt is the world's pharmacy producing vaccines like

💉 Vaccine technology

💉 Medical technology revolution Vaccine Technologies & COVID-19 Vaccines 🧬 mRNA vaccine Mechanism of protein synthesis • Pfizer-BioNTech • Moderna 🦠 Viral Vector With a modified virus • Covishield (AstraZeneca) • Johnson & Johnson 💊 Inactivated Inactive virus • Covaxin (Bharat Biotech) • Sinovac (China) 🔬 Protein Subunit protein particles • Corbevax (India) • Novavax 🇮🇳 Indian Medical Achievements 💉 Covaxin Bharat Biotech + ICMR • First Indian COVID vaccine • Inactivated type 💉 Covishield Serum Institute • AstraZeneca License • Production of 200+ crore doses 🏥 AIIMS • AI Cancer Detection • Robotic Surgery • Telemedicine Services 🏥 Ayushman Bharat • Digital Health ID • ₹5 Lakh Insurance • 50+ crore users 🧬 Genetics & Modern Technology ✂️ CRISPR-Cas9 Gene Editing Tool • DNA accuracy correction • 2020 Nobel Prize 🔬 CAR-T Cell Therapy Cancer Treatment • Transplantation of patient cells • IIT Bombay - NexCAR19 🤖 AI in Medicine • X-ray analysis • Drug discovery • Disease Prediction 🖨️ 3D Bioprinting • Element printing • Skin, Cartilage • Transplant Research 🏆 Recent Medicine Nobel Prizes 🏅 2023 Nobel - Medicine Katalin Karikó & Drew Weissman mRNA vaccine technology • Nucleoside Base Modifications • COVID-19 vaccine baseline Pfizer, the foundation of Moderna vaccines 🏅 2024 Nobel - Medicine Victor Ambrose & Gary Ruvkun MicroRNA discovery • Gene Regulation • Post-transcriptional control Understanding Cell Development 🏅 2020 Nobel - Chemistry Charpentier & Doudna CRISPR-Cas9 Gene Editing • DNA Scissors • Genetic Engineering revolution Treatment of genetic diseases

📊 Medical Technology Comparison

Technology application Special Indian position
mRNA Vaccine The COVID-19 vaccine 2023 Nobel Prize Gennova - mRNA-1273
CRISPR-Cas9 Gene Editing 2020 Nobel Prize CSIR-IGIB Research
CAR-T Cell Cancer Treatment Cell therapy NexCAR19 (IIT-B)
AI Diagnostics Diagnosis X-ray, CT Scan Analysis AIIMS, Qure.ai
Telemedicine Online Consultation eSanjeevani 15+ crore consultations
Digital Health ID Health Records ABHA Card 50+ crore registrations

⚡ Shortcuts - to remember

Types of vaccines

"M-V-I-P" (Four Types)
  • MRNA - Pfizer, Moderna
  • Viral Vector - Covishield
  • Inactivated - Covaxin
  • Protein - Corbevax

Indian Vaccines

"Co-Co-Co" (Three Co)
  • Covaccine - Bharat Biotech
  • Covishield - Serum Institute
  • Corbevax - Biological E

Nobel Prize Dates

"20-23-24" (Medicine Nobel)
  • 2020- CRISPR (Chemistry)
  • 2023- mRNA Technology
  • 2024- MicroRNA

💡 Important points for exam

  • Covaxin- Bharat Biotech + ICMR, Inactivated vaccine
  • Covishield- Serum Institute, AstraZeneca License
  • mRNA Vaccine- 2023 Nobel Prize (Karikó & Weissman)
  • CRISPR-Cas9- 2020 Nobel Chemistry, Gene Editing
  • NexCAR19- India's first CAR-T Cell Therapy (IIT Bombay)
  • eSanjeevani- Government Telemedicine, 15+ crore consultations
  • ABHA Card- Ayushman Bharat Health Account, Digital Health ID

Military & Energy Technology

of IndiaDRDO (Defence Research and Development Organisation)It has made great achievements in military technology. Missiles, fighter jets, submarines etc are developed in India.Solar energy, nuclear energy, hydrogen fuelwill meet future energy needs.

🎯 DRDO Army Technology

🎯 Indian Military & Energy Technology 🚀 Missiles 🔥 Agni series Agni-I: 700 km Agni-II: 2,000 km Agni-III: 3,000 km Agni-IV: 4,000 km Agni-V: 5,500+ km (ICBM) ✓ Nuclear weapons capability 💨 Brahmos India-Russia partnership • Speed ​​of Mach 2.8+ • Distance 290-450 km • Sea, land, air • BrahMos-II (Hypersonic) ✓ World's fastest cruise missile Philippines exports ✈️ Fighter planes 🛩️ Tejas HAL - Made in India • LCA Mark 1, Mark 1A • Speed ​​of Mach 1.8 • 4th Generation+ ✓ Make in India programme 🔮 AMCA Advanced Medium Combat Aircraft 5th Generation Fighter • Stealth Technology • Twin Engine ⏳ 2035 - Planning ⚡ Renewable Energy ☀️ Solar energy • 70+ GW installed capacity • 2030 target: 500 GW • PM-KUSUM scheme ✓ 4th place in the world 💨 Wind energy • 45+ GW installed capacity • Tamil Nadu is number one • Offshore Wind Projects ✓ 4th place in the world ⚛️ Atomic energy • 22 nuclear reactors • 7+ GW capacity • Kudankulam, Kalpakkam ✓ Thorium Program 🔋 Hydrogen fuel H H • Green Hydrogen Mission • Fund of ₹19,744 crore • 2030: Production of 5 MT ⏳ Fuel of the future 🛡️ Other military projects 🚢 INS Vikrant India's First Indigenous Aircraft Carrier • 2022 September – Commission • 45,000 tons, 262 meters ✓ Cochin Shipyard - Make in India 🔱 INS Arihant Nuclear Submarine (SSBN) • Nuclear powered submarine • K-15 Sagarika missile ✓ Nuclear Triad Complete 🛡️ S-400 Triumph Air Defense System (Russia) • Distance of 400 km • 5 Squadrons Order ⏳ 2024-25 full delivery

📊 Military & Energy Technology Comparison

project Type Company Special condition
Agni-V ICBM DRDO 5,500+ km, Nuclear ✓ Active
Brahmos Cruise Missile India-Russia Mach 2.8+, faster ✓ Export
Tejas Fighter Jet HAL 4th Gen, Made in India ✓ Production
INS Vikrant Aircraft Carrier Cochin Shipyard Indigenous, 45,000T ✓ Commissioned
Green Hydrogen Energy Govt of India ₹19,744 Cr, 5 MT/2030 ⏳ Progress
Solar Energy Renewable Multiple 70+ GW, 500 GW/2030 ✓ Expanding

⚡ Shortcuts - to remember

Agni Missiles

"1-2-3-4-5" (distance km)
  • Agni-I: 700 km
  • Agni-II: 2,000 km
  • Agni-III: 3,000 km
  • Agni-IV: 4,000 km
  • Agni-V: 5,500+ km (ICBM)

DRDO Organizations

"D-H-B" (Three Keys)
  • DRDO - Defense Research
  • HAL - Hindustan Aeronautics
  • BEL - Bharat Electronics

Energy Goals 2030

"500-50-5" (three numbers)
  • 500GW - renewable energy
  • 50% - Non-Fossil Fuel
  • 5MT - Green Hydrogen

💡 Important points for exam

  • DRDO- 1958 Institute, Chairman: Sameer V. Kamat
  • Agni-V- India's ICBM, 5,500+ km, nuclear warhead capability
  • Brahmos- World's Fastest Cruise Missile, Mach 2.8+
  • Tejas- HAL Product, 4th Gen Fighter, Make in India
  • INS Vikrant- India's First Indigenous Aircraft Carrier (2022)
  • Green Hydrogen Mission- ₹19,744 crore, 2030: 5 MT target
  • Solar Energy- 70+ GW, 2030 target: 500 GW
DISCLAIMER

This is an independent educational initiative. Not affiliated with TNPSC.
Please verify official sources before appearing for exams.