A version of this article appears in print on April 13, 2025, Section A, Page 8 of the New York edition with the headline: As Japan’s Commuters Slept, a 3D-Printed Train Station Rose in 6 Hours.

At least 14 people have died after the roof of a railway station collapsed in northern Serbia on Friday, according to CNN affiliate N1. Serbia’s interior minister, Ivica Dačić, announced the ...