was more efficient than Oak Ridge and that German bomb designs used methods more efficient than the U.S. "Little Boy" atomic bomb, so Germany would have needed much less power than Oak Ridge.

Other documents indicate that German enrichment (especially centrifuges) was more efficient than Oak Ridge and that German bomb designs used methods more efficient than the U.S. "Little Boy" atomic ...

A six-strong Royal Navy bomb disposal team were working through the night to defuse the German bomb after it was unearthed by a mechanical digger at 4.30pm yesterday at the heart of Portsmouth ...