UAP TRAILSearch 458 casesWorkspace →
Painted night scene: a lamp over a desk of maps beside a window on the sea.
Walk through the decades

90 years, one strongest case for each decade.

Pick a decade to see everything we have from it, in date order, with its stories.

Cases per decade

The 2020s jump is mostly the official releases: 116 of the 179 come from the PURSUE files.

1940s1950s1960s1970s1980s1990s2000s2010s2020s

The case to start each decade with

1940s · 17 casesA Roswell: the Army's 'flying disc'All 17 from the 1940s →
1950s · 42 casesA Project Blue BookAll 42 from the 1950s →
1960s · 35 casesA Socorro, New Mexico: Lonnie Zamora's landing reportAll 35 from the 1960s →
1970s · 37 casesA Jets lose weapons over TehranAll 37 from the 1970s →
1980s · 37 casesA Rendlesham ForestAll 37 from the 1980s →
1990s · 29 casesA The Belgian triangle waveAll 29 from the 1990s →
2000s · 34 casesA The Nimitz 'Tic Tac'All 34 from the 2000s →
2010s · 42 casesA GIMBAL and GOFASTAll 42 from the 2010s →
2020s · 179 casesA First UAP hearing in 50 yearsAll 179 from the 2020s →

Before 1940: The Aurora, Texas airship crash, 1897, The 1917 light that crossed Saturn's rings, 1917 and The Magenta crash retrieval, 1933.

Want to dig?

The Workspace has every case, person, document and episode, with the board, the atlas, timelines and the threads between them.

Open the Workspace →
Sources include war.gov/ufo (PURSUE), the FBI Vault, NASA and ASU Apollo archives, congressional testimony and the witnesses' own words. Each case links to its sources.A research project by Igor France · updated 25 October 2026 · Privacy