Dan Allan

I am a scientific software developer.

When Dawn changed their proprietary soap recipe in 1996, making great bubble soap at home became less straightforward.

They don’t make Super Soakers like they used to when I was a kid.

Python library developers can declare custom entry_points in their packages.

A survey of approaches for sharing Jupyter notebooks

A guide and template for scientific Python libraries

An simple web app for counting beats per minute, with measurement error

I coauthored an April Fools’ Day arXiv paper on planetary orbits that could result in unpredictable winter length.

A tribute to Professor Tesanovic’s way of making quantum mechanics memorable with dry humor

Demonstrating open source software for generating irregular photomosaics

A new blog collects aural illusions, and I share some favorites that I know

Giving Baltimore City high school students hands-on experience with mechanical advantage

Four Popsicle sticks can be bent together to form a spring-loaded projectile, perfect for entertaining bored children.

Building a thermoacoustic device using toaster wire, a catalytic converter, and a giant glass pipe