This is why circles, right triangles, sine, cosine, π and even waves are all related

I shall be speaking on my new book, SPEAKING WITH NATURE: THE ORIGINS OF INDIAN ENVIRONMENTALISM, at the Bangalore International Centre on 26th October, 630 pm onwards. I will be signing copies after the event. bangaloreinternationalcentre.org/event/seeds-of…

Why do we measure a complete rotation around the circle as being 360°? [🎞️ Beau Janzen / reason4math] x.com/i/status/17817…

Sorting screws [📹 tool_tips_official]

According to the World Health Organization (WHO), the annual average PM 2.5 concentration should not exceed 5µg/m^3. In several Indian regions annual average PM2.5 levels reached 119µg/m^3 – much higher than both Indian and WHO recommended safe limits. chemistryworld.com/news/air-pollu…

Check out my latest LinkedIn article: From Metallurgy to Materials Science: How Breaking Down Barriers Changed Everything linkedin.com/pulse/from-met… via LinkedIn Note: This image was generated using Gemini 2.5 Pro.

First edition of brother George’s Thirty Years that Shook Physics. Warm inscription on the first page dedicated to “the friends of my youth”: Landau, the Bohrs and Teller.

Linear motion of magnetically controlled balls reveals a hidden circular pattern.

When you throw a ball at a wall, you can be sure it will bounce back at you. You would be extremely surprised if the ball suddenly appeared on the other side of the wall. In quantum mechanics this type of phenomenon is called tunnelling and is exactly the type of phenomenon that

There is geometry in the humming of the strings, there is music in the spacing of the spheres. - Pythagoras

Check out my latest article: My Experience with Lenovo IdeaTab Pro Matte Edition linkedin.com/pulse/my-exper… via LinkedIn

Streaming a classic film on Seedr Official. Best night in ages! seedr.cc/?r=516713

Sustainable Aviation Fuel is often presented as a straightforward path to decarbonising aviation. But when we look at the actual physics, feedstock limitations, and exergy requirements, the reality becomes far more constrained. open.substack.com/pub/catalysise…

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The SDGs Wedding Cake: A New Way of Understanding Sustainable Development open.substack.com/pub/catalysise…

Download our large database of postdoc fellowships in all fields of research. Database freely available to all; 281 fellowships. Download the database here: research.jhu.edu/rdt/funding-op…