Posts from June 30, 2026

There are 2 posts on this date.

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A long road ahead

Halfway Round the Sun

Jun 30, 2026By Andy Barca

Six months ago I set out to write a new 'this day in history' entry for every single day of the year. I am still going. Here is what 181 days of daily history writing actually looks like from the inside.

Trees flattened by the Tunguska explosion, Siberia, 1908

The Sky Split in Two

Jun 30, 2026By Andy Barca

On 30 June 1908, the largest impact event in recorded history exploded over Eastern Siberia. It flattened 2,150 km² of forest and left no crater. We are still arguing about what it was.