ReddithotScience

TIL that in 1978, a Manhattan skyscraper (Citicorp building) was found to be at risk of collapsing in a strong wind. It was secretly strengthened/welded back together at night for 3months while people worked inside during the day. The public didn't find out for 17yrs

#3 rang actuelReddit · todayilearned 12 sept., 12:00 UTC

Popularité plateforme8947Métrique source brute

Résumé IA

1978 Citicorp building wind vulnerability secretly fixed over 3 months.

Résumé généré par l'IA. Vérifiez auprès de la source.

Historique

Dynamique dans le temps

Rang et popularité brute des instantanés correspondants.

Position

Actuel#3

Meilleur rang#2

Rang le plus bas#7

12 sept., 02:00 UTC12 sept., 12:00 UTC

Popularité brute

Actuel8,9 k

Popularité max8,9 k

Popularité min1,7 k

12 sept., 02:00 UTC12 sept., 12:00 UTC