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Varyan Jain · Earth & Space Science

Writing, videos, and interactive projects.

I write about Earth & Space Science, make videos, and build interactive projects that run in your browser.

Latest writing

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The Need for Earth and Space Science Literacy

The world has changed greatly, and studying relationships between humans and our environment have become increasingly essential to solve modern problems. Yet Earth Science, the field that equips us to understand these problems, is undervalued and barely taught, especially in K-12.

1 min read

How to identify minerals

Identifying minerals are extremely important, and in this article, we learn about the characteristics we can use to distinguish them!

5 min read

Projects you can run right now

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Everything here runs live in the page. Click it, break it, reset it.

A flat map of Earth with orange wind trails curving right in the Northern Hemisphere and left in the SouthernLive demo

Coriolis on Earth

Launch winds across a spinning Earth and watch them bend. Right in the Northern Hemisphere, left in the Southern, and dead straight on the equator.

  • TypeScript
  • Canvas
A cross-section of the Earth's interior, with a P-wave from a surface earthquake spreading down through the mantle — its flanks refracted back up toward the surface, its front crossing into the core, and a dark shadow left in the middleLive demo

Seismic Wave Simulator

Set off an earthquake and watch the P-waves spread through a real cross-section of the Earth, bending and bouncing off every layer they meet — including the one that hides half the planet from view.

  • TypeScript
  • Canvas
  • PREM
A ball thrown from the centre of a spinning disk, its path curving away from the target it was aimed atLive demo

Coriolis Simulator

Throw a ball across a spinning disk and watch it curve. Then flip to the non-spinning view and watch the same throw fly perfectly straight.

  • TypeScript
  • Canvas

I'm Varyan Jain, a student who writes about Earth & Space Science and builds interactive tools that make it click — so more people can use the science to help solve the environmental problems ahead.