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Posted 21 Apr 2025

8 min read

Aryabhata Satellite

India’s first satellite, Aryabhata, completed 50 years.

About Aryabhata Satellite

  • Built by ISRO to conduct experiments in X-ray astronomy, aeronomics, and solar physics.
  • Named after the ancient Indian mathematician and astronomer.
  • Launched in 1975, by Soviet Kosmos-3M rocket from Volgograd Launch Station (present Russia
  • Made India the 11th country in the world to send a satellite into orbit.
  • Tags :
  • ISRO
  • Aryabhata Satellite
  • Volgograd Launch Station

EVolutionS Programme

Government provided grants for EV startups under Project EVolutionS.

About Electric Vehicle Solutions led by Startups (EVolutionS) Programme

  • Launched by the Department of Science and Technology (DST),Ministry of Science & Technology.
    • Implemented in collaboration with Ministry of Heavy Industry (MHI) and Automotive Component Manufacturing Association of India (ACMA).
  • Objective: To aid selected startups in pilot demonstration, testing, validation of components and establishing industry connects for speedy translation of EV solutions to market.
  • It covers components for electric two-, three- and four-wheelers (including L5, e-rickshaw and e-cart), e-buses and EV public charging infrastructure.
  • Startups that have demonstrated indigenous capability in developing materials/components will get a grant of ₹50 lakh, including ₹30 lakh in the form of equity-linked instruments.
  • Tags :
  • EvolutionS
  • Electric Vehicle Component

Trademarked Building In India

The Arts College building of Osmania University (OU), Hyderabad, Andhra Pradesh, has become the third structure in India to receive a trademark for its exterior design. 

  • The first two were the Taj Mahal Palace Hotel and the Bombay Stock Exchange.

Benefits of Trademarking

  • Gives OU exclusive rights to use the building’s image for commercial purposes and protection from unauthorised copying. 
  • Helps preserve the unique architectural identity.

Architectural Significance of the Buidling

  • Built in December 1939, the building reflects the Osman Shahi Architectural Style
    • The Architecture is a blend of Qutub Shahi and Mughal styles, with influences from Kakatiyan temples, Ajanta, and Ellora. 
  • Uniquely, it lacks a dome, unlike other Nizam-era structures.
  • Tags :
  • Tardemark
  • Osmania University
  • Osman Shahi Architecture
  • Nizam

Kokborok

Kokborok Sahitya Parishad sought inclusion of Kokborok language in the Eighth Schedule of the Constitution.

About Kokborok Language:

  • The word "Kokborok" comes from "Kok," meaning "verbal," and "Borok," meaning "people" or "human."
  • It is the language of Borok people who are geographically known as Tripuris.
  • It is the mother tongue of communities namely Debbarma (Tripuri) Reang, Jamatia, Noatia, Kalai, Rupini, Murasing, Uchoi etc.
  • It is recognised as one of the State languages of Tripura.
  • It is part of the Sino-Tibetan language family.
  • It is classified as Vulnerable by the UNESCO Atlas of the World's Languages in Danger.
  • Tags :
  • Kokborok
  • Eighth Schedule
  • Tripuri

Exercise Desert Flag-10

Indian Air Force is participating in Exercise Desert Flag-10. 

  • It is a premier multinational air combat exercise being hosted by the United Arab Emirates (UAE). 
  • Tags :
  • India-UAE
  • Desert Flag 10

Scarborough Shoals

A map of the South China Sea highlighting overlapping territorial claims.  Red dashed line: Represents China's "Nine-Dash Line" claim over the South China Sea.  Blue dashed lines: Show the 200-nautical-mile Exclusive Economic Zones (EEZ) under the United Nations Convention on the Law of the Sea (UNCLOS) for countries including Vietnam, the Philippines, Malaysia, Brunei, and Indonesia.  Yellow dots: Indicate disputed islands, including the Paracel Islands, Spratly Islands, and Scarborough Shoal.

China alleged intrusion by the Philippines in the contentious Scarborough Shoal waters of the South China Sea (SCS).

  • SCS is a marginal sea in the western Pacific Ocean bordering Brunei Darussalam, Malaysia, Indonesia, the Philippines, Singapore, Thailand, Vietnam and China. 

About Scarborough Shoals

  • Scarborough is the largest atoll in the South China Sea, located about 220kms to west of Philippines. 
  • It is located inside Exclusive Economic Zone (EEZ) of Philippines but has been claimed by China as its ancestral territory (demarcated by nine-dash line) since the 13th century.
  • Other disputed islands in SCS: Paracel and Spratly island
  • Tags :
  • South China Sea
  • UNCLOS
  • Exclusive Economic Zone
  • Scarbororugh

BrahMos Missile

India has dispatched a second batch of batteries of BrahMos Missile system to the Philippines.

About BrahMos 

  • Jointly developed by India and Russia
  • A long-range supersonic cruise missile that can be launched from land, sea and air.
  • Two-stage system:
    • 1st stage (Solid propellant booster): Gives the initial supersonic speed. 
    • 2nd stage (Liquid ramjet):  takes the missile closer to 3 Mach speed in cruise phase.
  • Range: Up to 290 km
  • Special Capabilities
    • "Fire and Forget" technology
    • Shorter flight times lead to lower target dispersion and quicker engagement
    • Pin point accuracy
  • Tags :
  • Cruise Missile
  • Brahmos
  • Supersonic

Comprehensive Remote Sensing Observation on Crop Progress (CROP)

ISRO satellite CROP estimated wheat Crop Area and production in India.

  • It has estimated that the total wheat production from 8 major wheat growing States of India would be 122.724 million tonnes as on March 31, 2025.

About CROP

  • It is a semi-automated, scalable framework, developed by National Remote Sensing Centre (NRSC)/ISRO.
  • It enables the near real-time monitoring of crop sowing and harvesting during the Rabi season across India.
  • It uses Optical and Synthetic Aperture Radar (SAR) remote sensing datasets from EOS-04 (RISAT-1A), EOS-06 (Oceansat-3), and Resourcesat-2A, for the Rabi season, 2024-25.
  • Tags :
  • ISRO
  • CROP
  • Crop Forecast
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