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Science & Tech

Diving to 6,000 Metres: India's Deep Ocean Mission

Cabinet approval, the six pillars, Samudrayaan, Matsya-6000's trials, polymetallic nodules and the ISA: India's Deep Ocean Mission explained.

1 October 2026 · 12 min read

Governance

PURA: Kalam's vision of urban amenities for rural India, and the Rurban Mission that replaced it

A.P.J. Abdul Kalam's PURA promised city-grade amenities in villages through public-private partnership. It faded by 2014 and the Rurban Mission took its place. The vision, the two pilots, the PPP model, and the mains lessons.

1 October 2026 · 16 min read

History

The Atlas of Indian History: Chandraketugarh, Inamgaon, Dwarasamudra and the Sites UPSC Keeps Asking About

An atlas-style tour of the archaeological sites, medieval states and pilgrimage geography that appear in UPSC papers: Chandraketugarh, Inamgaon, Bhilsa, Dwarasamudra, Bodhgaya, Khajuraho, Shirdi, Nashik, Champaka, Durgara, Kuluta and the hill ranges of India's pilgrim towns.

30 September 2026 · 28 min read

Agriculture

Farm Subsidies, MSP and the WTO

From regressive input subsidies and fertiliser DBT to the 22-versus-23 MSP puzzle, price-deficiency mechanics, and the WTO rulebook: AoA pillars, Amber Box, de minimis, the Peace Clause and the SSM.

29 September 2026 · 38 min read

Agriculture

Sustainable Agriculture in India: Millets, Organic and Natural Farming

What sustainable agriculture means, why millets are the triple win, how organic certification works, what ZBNF's four pillars do, and the institutions, from MAHAFPC to Pani Panchayats, that make sustainability real.

29 September 2026 · 19 min read

Art & Culture

Who guards the past? UNESCO lists, the ASI, and India's heritage frontline

44 World Heritage sites, 16 living traditions, one 1,600-year-old iron pillar, and a constant fight against smugglers, floods and neglect. How India protects its heritage.

27 September 2026 · 31 min read

Art & Culture

India, as the foreigners saw it: from Megasthenes to Marco Polo

Greek envoys, Chinese pilgrims, Arab scholars, outsiders wrote down the India that Indians didn't. Their accounts are among our richest historical sources.

27 September 2026 · 34 min read

Art & Culture

Zero, surgery and rust-proof iron: the science ancient India actually did

Aryabhata measured the Earth, Sushruta rebuilt noses, and a 1,600-year-old pillar still refuses to rust. Separate the real achievements from the hype.

27 September 2026 · 29 min read

Ancient History

The Last Emperor of Ancient North India: Harshavardhana

He rescued his sister from a funeral pyre, united North India, wrote Sanskrit plays, and a Chinese pilgrim wrote it all down. The last great emperor of ancient North India.

27 September 2026 · 30 min read

Ancient History

'Golden Age'? The Great Gupta Debate

Was the Gupta era really a Golden Age? The zero, the Shakuntalam and the rust-free iron pillar say yes; feudalism, Sati and thinning gold coins say otherwise.

27 September 2026 · 29 min read

Ancient History

The Emperor Who Weaponised Morality: Ashoka's Dhamma and His Talking Rocks

After the bloodbath of Kalinga, Emperor Ashoka stopped conquering land and started conquering minds. His rock and pillar edicts are UPSC's favourite window into ancient Indian statecraft.

27 September 2026 · 22 min read

Governance

Transparency and accountability: the twin pillars that keep power honest

Why the 2nd ARC called transparency the antidote to corruption, how accountability splits into answerability and enforceability, and why India’s accountability machine is complete on paper but weak in operation.

27 September 2026 · 21 min read

Polity

Constitutional morality: the Constitution's new conscience

Constitutional morality explained: Grote and Ambedkar's idea, its pillars, Navtej Johar and Sabarimala (2018), the clash with popular morality, criticisms, and the GS-II 2025 fulcrum question.

27 September 2026 · 26 min read

Polity

Judicial activism, PIL and judicial review: how courts became lawmakers

Judicial review, judicial activism and public interest litigation as one connected story: the doctrines, the landmark cases from Hussainara to Vishaka, and the permanent tension with the separation of powers.

27 September 2026 · 33 min read

Polity

The judiciary: how India's courts check the state

SLP, curative petitions, PIL, the collegium, tribunals and the GST Appellate Tribunal launched in 2025: a complete map of the world's most powerful apex court.

27 September 2026 · 43 min read