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March 2026

black and gray microphone

On the BBC, talking about Gaganyaan and inspiration

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The BBC has produced a documentary podcast titled ‘Hope and fear: India’s space revolution’. Its host, Alok Jha of The Economist, interviewed me late last year as part of it, to provide a media perspective… 

gothic archway remains in kyrenia cyprus

Lord of the Rings Day

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A happy Lord of the Rings Day to you. This year I almost didn’t write this post because I don’t have anything to say about The Lord of the Rings itself. Chiefly, I have tired… 

aerial view of landscape

Climate change and the coastline paradox

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A friend recently told me about a tool called climate.you that shows “temperature change, over land and sea”, at all points on the earth’s surface in a bid “to show how warming is already affecting… 

three giraffe under gray sky

I, Head-bumper

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Tall. I’m tall for India, around 6’3”. My height has recently been on my mind. India is not a good place for tall people. The public infrastructure is geared towards shorter people — the average… 

brown human eye

Spotting fakes by looking at them

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On March 10, the Supreme Court said a balance has to be struck between warding against misinformation online and protecting citizens’ right to free speech. The context was the Centre’s attempts to defend the 2023… 

a tall cake with colorful layers

The little things

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Tungsten diboride (WB2) is extraordinarily stiff and resistant to deformation and scientists have long suspected it could be a superhard material, meaning it scores at least 40 gigapascal (GPa) on a hardness test. This is… 

The pleasures of rewatching

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I’m afraid the answer is F.R.I.E.N.D.S. My sister and I watched it growing up, then rewatched it, the re-rewatched it, and now then have it playing in the background as I work. I have some… 

girl in plaid shirt solving a math problem

On mathematics and reputation

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From ‘Formalizing the stability of the two Higgs doublet model potential into Lean: identifying an error in the literature’, uploaded to arXiv on March 9, 2026: Firstly, we believe this to be the first time… 

macbook pro on brown table

Measuring science stories

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Google News picks up on science stories that many outlets are covering. Its reasoning is that the more outlets publish a particular story, the more reader interest the story has. However, the flaw here is…