Category:Science and technology by former country

• Astronomy by former country‎ (4 C)
• Communications by former country‎ (7 C)
• Nuclear technology by former country‎ (3 C)

+

• Scientists by former country‎ (38 C)

A

• Science and technology in Austria-Hungary‎ (2 C)

C

• Science and technology in Czechoslovakia‎ (4 C, 17 P)

D

• Science and technology in the Dutch Republic‎ (12 C, 17 P)

G

• Science and technology in East Germany‎ (5 C, 28 P)
• Science and technology in Nazi Germany‎ (3 C, 6 P)
• Science and technology in West Germany‎ (2 P)

O

• Science and technology in the Ottoman Empire‎ (3 C, 4 P)

P

• Science and technology in Phoenicia‎ (1 P)
• Science and technology in Prussia‎ (3 P)

S

• Science and technology in South Vietnam‎ (1 C)
• Science and technology in the Soviet Union‎ (35 C, 135 P)

Y

• Science and technology in Yugoslavia‎ (4 C, 3 P)