In 1977, a new kind of glass was created that was nearly 15 times stronger than regular glass. Called “Zupafest,” it was ...

It takes a spy to hunt a spy.

NEW YORK — Surveillance cameras capture the faces of regime critics at a forbidden gathering in an East German church. In the dark streets, crowds calling for an end to 40 years of communism are set ...

East Germany’s Baade 152 had all the makings of a Cold War aviation breakthrough—ambitious engineering, early jet propulsion, and a clear path to market. Designed by returning aerospace scientists and ...