- 1 Indian Army Releases First UAS & Loitering Munitions Roadmap
- 2 India Advances Defence Capabilities with Key Procurement Agreements
- 3 Indian Navy Commissions INS Taragiri Stealth Frigate
- 4 Indian Navy Inducts ‘Dunagiri’ Stealth Frigate
- 5 ‘Malwan’ Anti-Submarine Warfare Shallow Water Craft
- 6 Indian Navy Inducts ‘Sanshodhak’
- 7 India Demonstrates 1,000-km Quantum Communication Network
- 8 India Lays Foundation for First Advanced 3D Chip Packaging Unit in Odisha
- 9 IVRI Produces Indigenous Sahiwal Calves Using IVF Technology
- 10 Artemis II Mission Completes Historic Lunar Fly-by
- 11 Mission MITRA Launched to Study Human Factors for Space Missions
- 12 IOC Mandates SRY Gene Screening for Female Athletes
- 13 India Commissions Third SSBN ‘Aridhaman’
- 14 First NGOPV ‘Shachi’ Launched in Goa
- 15 Dengue Vaccine TAK-003 Cleared by DCGI
- 16 Keytruda
- 17 Memristor
- 18 Digital Humans
India’s Prototype Fast Breeder Reactor (PFBR) Achieves Criticality
On 6th April 2026, India’s 500 MWe Prototype Fast Breeder Reactor (PFBR) at Kalpakkam, Tamil Nadu achieved first criticality, marking a major milestone in the country’s nuclear energy programme.
What is Prototype Fast Breeder Reactor (PFBR)?
- An advanced nuclear reactor that produces more fuel than it consumes.
- Developed by Indira Gandhi Centre for Atomic Research.
- Has a capacity of 500 MWe (megawatt electrical).
- Part of India’s three-stage nuclear programme.
What is “Criticality”?
- Criticality is the stage at which a nuclear chain reaction can continue on its own.
- Reactor produces constant energy without external input.
- Key step before full-scale power generation.
How Does PFBR Work?
- Uses ....
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