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Science and Technology

Prelims GS-I · Mains GS-III

Science and Technology notes

15 chapters44 topics44 free

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1.Basics of Science

  1. 1.1Method, R&D and SI units
  2. 1.2Measurement and instruments
  3. 1.3Nobel Prizes and discoveries

2.Physics

  1. 2.1Mechanics, gravitation and heat
  2. 2.2Sound, light and lamps
  3. 2.3Waves, lasers and modern physics
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3.Chemistry

  1. 3.1Matter, acids and batteries
  2. 3.2Rare earths, polymers and nanomaterials
  3. 3.3Fertilizers, pesticides and everyday

4.Biology

  1. 4.1Cells, DNA and the human body
  2. 4.2Plants, viruses and microbes
  3. 4.3Immunity, vaccines and nutrition

5.Biotechnology

  1. 5.1Recombinant DNA, CRISPR and genomics
  2. 5.2Cloning, tissue culture and GM crops
  3. 5.3Biofertilizers, biofuels and the bioeconomy

6.Space Technology

  1. 6.1ISRO, orbits, launchers and navigation
  2. 6.2Earth observation, Moon, Mars and human spaceflight
  3. 6.3Sun, observatories and the solar system

7.Defence Technology

  1. 7.1Missiles and missile defence
  2. 7.2Aircraft, stealth and drones
  3. 7.3Naval systems and indigenisation

8.Nuclear Technology

  1. 8.1Nuclear basics and reactors
  2. 8.2Three-stage programme and nuclear
  3. 8.3Fusion, radiation and the nuclear order

9.Information Technology

  1. 9.1Wireless, internet and cloud
  2. 9.2AI, quantum and blockchain
  3. 9.3Digital India and semiconductors

10.Cyber Security

  1. 10.1Threats and institutions
  2. 10.2Cryptography and identity
  3. 10.3Data protection: the DPDP Act and the IT Rules

11.Health Science

  1. 11.1Immunity and communicable disease
  2. 11.2AMR, diet and NCDs
  3. 11.3Health system, AYUSH and WHO

12.Nanotechnology

  1. 12.1The nanoscale and nanomaterials
  2. 12.2Uses in medicine, agriculture and products
  3. 12.3Risks, regulation and India’s Nano Mission

13.Intellectual Property Rights

  1. 13.1What intellectual property is
  2. 13.2Patents, GIs and TK
  3. 13.3TRIPS, WIPO and the National IPR Policy

14.Emerging Technologies

  1. 14.1Digital devices and chips
  2. 14.2Energy and mobility
  3. 14.3Virtual tech and missions
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15.Current Science & Technology

  1. 15.1Space, defence, Nobels, health
  2. 15.2AI, semiconductors and new technologies

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