Opinions & Essays

Essays, commentary, and opinion pieces that sit alongside The Butterfly Effect.

A man runs through a suburban street dissolving into a starfield, clutching a glowing device

The Four-Dimensional Trap

Sep 2, 2026By Andy Barca

Time travel is science fiction's favourite wish-fulfilment toy. But once you account for the cosmic movement of the Earth and the messy physics of matter displacement, the fantasy quickly turns into orbital suicide.

Illustration contrasting a 19th-century artisan carving tortoiseshell combs and spectacle frames with modern viral social media campaigns against plastic straws

When Turtles *Were* Plastic

Aug 25, 2026By Andy Barca

How a viral video of a sea turtle turned plastic straws into public enemy number one, ignoring the historical irony that synthetic plastic was invented, at least in part, to save turtles from human slaughter.

Then versus now: a magnifying glass on a wealthy past figure beside modern people holding glowing ID cards

History Is What Got Written Down

Jul 27, 2026By Andy Barca

Historians mistook the diaries of the rich for the lives of everyone. We are making the same mistake with modern data - we have just swapped one filter for a shinier one.

Afghan girls

The Meaning of Talib

Jun 6, 2026By Andy Barca

The Taliban banned Afghan girls from schools in 2022. The global response has mostly been to wait. There is a better option - and it does not require the Taliban's permission.