Science Year 1940-1949

This is a list of major discoveries and inventions from the book Popular Science: Science Year by Year published by Scholastic. How many of these did you know happened in this time period?

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1

Penicillin Used to Combat Infections (1940)

Penicillin Used to Combat Infections (1940)

2

Cave Paintings Found in France (1940)

Cave Paintings Found in France (1940)

3

First Automatic Swing Door (1940)

First Automatic Swing Door (1940)

4

First Modern Highway, PA Turnpike (1940)

First Modern Highway, PA Turnpike (1940)

5

Freeze-Drying Is Used in US (1940)

Freeze-Drying Is Used in US (1940)

6

Identified Biotin (1940)

Identified Biotin (1940)

7

Artificial Elements Created (1940)

Artificial Elements Created (1940)

8

First Automatic Car Transmission (1940)

First Automatic Car Transmission (1940)

9

Radar Developed (1941)

Radar Developed (1941)

10

Found How Genes Work (1941)

Found How Genes Work (1941)

11

Clipboard Produced (1941)

Clipboard Produced (1941)

12

First Flight of Liquid-Cooled Engine Plane (1941)

First Flight of Liquid-Cooled Engine Plane (1941)

13

Color Negative Film Produced by Kodak (1941)

Color Negative Film Produced by Kodak (1941)

14

Smoke Alarm Introduced (1941)

Smoke Alarm Introduced (1941)

15

Jet Fighter Equipped With Ejector Seat (1941)

Jet Fighter Equipped With Ejector Seat (1941)

16

Electricity Produced From Wind (1941)

Electricity Produced From Wind (1941)

17

Nylon Used for Parachutes (1942)

Nylon Used for Parachutes (1942)

18

Atomic Power Controlled (1942)

Atomic Power Controlled (1942)

19

First Anticancer Drug, Nitrogen Mustard, for Hodgkin's Introduced (1942)

First Anticancer Drug, Nitrogen Mustard, for Hodgkin's Introduced (1942)

20

Bazooka Introduced (1942)

Bazooka Introduced (1942)

21

Alaska Highway Completed (1942)

Alaska Highway Completed (1942)

22

Napalm Developed (1942)

Napalm Developed (1942)

23

Images of Bacteriophage Taken (1942)

Images of Bacteriophage Taken (1942)

24

T-Shirts Made for US Navy Sailors (1942)

T-Shirts Made for US Navy Sailors (1942)

25

T-34 Tank Introduced (1942)

T-34 Tank Introduced (1942)

26

Enigma Used to Decipher German Super Code (1943)

Enigma Used to Decipher German Super Code (1943)

27

Streptomycin Discovered (1943)

Streptomycin Discovered (1943)

28

Moehne and Sorpe Dams Busted by Bomb (1943)

Moehne and Sorpe Dams Busted by Bomb (1943)

29

First Answering Machine Introduced (1943)

First Answering Machine Introduced (1943)

30

First Prestamped Aerograms Introduced (1943)

First Prestamped Aerograms Introduced (1943)

31

Thornycroft Terrapin 1 Tested (1943)

Thornycroft Terrapin 1 Tested (1943)

32

Miniature Cameras Introduced (1943)

Miniature Cameras Introduced (1943)

33

"Aqua-Lung" Introduced (1943)

"Aqua-Lung" Introduced (1943)

34

Rocket Bomb Launched (1944)

Rocket Bomb Launched (1944)

35

First Plastic Artificial Eyes Manufactured (1944)

First Plastic Artificial Eyes Manufactured (1944)

36

Chromatography Developed (1944)

Chromatography Developed (1944)

37

Postal Codes Introduced in Germany (1944)

Postal Codes Introduced in Germany (1944)

38

First Mass-Produced Helicopter (1944)

First Mass-Produced Helicopter (1944)

39

Discovered Solar System Formed From Clouds of Gas (1944)

Discovered Solar System Formed From Clouds of Gas (1944)

40

Found That Living Cells Have Complex Internal Structure (1945)

Found That Living Cells Have Complex Internal Structure (1945)

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