April 21
Day of the year
1 min read
Why this is trending
Interest in “April 21” spiked on Wikipedia on 2026-02-24.
Sudden spikes in Wikipedia readership generally point to a newsworthy event or emerging public conversation that piques widespread curiosity.
GlyphSignal tracks these patterns daily, turning raw Wikipedia traffic data into a curated feed of what the world is curious about. Every spike tells a story.
2026-01-27Peak: 22026-02-24
30-day total: 15
April 21 is the 111th day of the year in the Gregorian calendar; 254 days remain until the end of the year.
Read full article on Wikipedia →
Content sourced from Wikipedia under CC BY-SA 4.0
