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Science Year by Year 1930-1939 - Page 2

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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41
Chrysler Airflow Introduced in US (1934)
Chrysler Airflow Introduced in US (1934)
42
"Cat's Eye" Road Reflectors Patented (1934)
"Cat's Eye" Road Reflectors Patented (1934)
43
Pinball Machines Became Popular (1934)
Pinball Machines Became Popular (1934)
44
Artificial Radioactive Isotope of Phosphorous Created (1934)
Artificial Radioactive Isotope of Phosphorous Created (1934)
45
Extractor Fans Introduced (1934)
Extractor Fans Introduced (1934)
46
Kodachrome Introduced (1935)
Kodachrome Introduced (1935)
47
Land Speed Record Broken at 301.129 Mph (1935)
Land Speed Record Broken at 301.129 Mph (1935)
48
Ritcher Scale Introduced (1935)
Ritcher Scale Introduced (1935)
49
Beer Comes in Cans (1935)
Beer Comes in Cans (1935)
50
Methane and Ammonia Discovered on Large Planets (1935)
Methane and Ammonia Discovered on Large Planets (1935)
51
Technicolor Introduced (1935)
Technicolor Introduced (1935)
52
Hitler Taped Broadcasts (1935)
Hitler Taped Broadcasts (1935)
53
Electric-Acoustic Guitars Introduced (1936)
Electric-Acoustic Guitars Introduced (1936)
54
First Upright Hoover Vacuum Introduced (1936)
First Upright Hoover Vacuum Introduced (1936)
55
Hoover Dam Completed (1936)
Hoover Dam Completed (1936)
56
Golden Gate Bridge Completed (1937)
Golden Gate Bridge Completed (1937)
57
Sinanthropus Perkinensis Skull Reconstructed (1937)
Sinanthropus Perkinensis Skull Reconstructed (1937)
58
Turing Machine Developed (1937)
Turing Machine Developed (1937)
59
Biro Pen Introduced (1938)
Biro Pen Introduced (1938)
60
Largest Luxury Liner, Elizabeth, Launched (1938)
Largest Luxury Liner, Elizabeth, Launched (1938)
61
Flourescent Lamps Available (1938)
Flourescent Lamps Available (1938)
62
Coelacanth Discovered (1938)
Coelacanth Discovered (1938)
63
First Domestic Steam Iron (1938)
First Domestic Steam Iron (1938)
64
Carbon Dioxide Levels Increased (1938)
Carbon Dioxide Levels Increased (1938)
65
First Instant Coffee Produced (1938)
First Instant Coffee Produced (1938)
66
Teflon Accidentally Discovered (1938)
Teflon Accidentally Discovered (1938)
67
Volkswagen Beetle Prototype Produced (1938)
Volkswagen Beetle Prototype Produced (1938)
68
Nylon Marketed (1939)
Nylon Marketed (1939)
69
First Jet Aircraft (1939)
First Jet Aircraft (1939)
70
First Handheld Electrical Knives (1939)
First Handheld Electrical Knives (1939)
71
Vitamin K Isolated (1939)
Vitamin K Isolated (1939)
72
Nuclear Fission Discovered (1939)
Nuclear Fission Discovered (1939)
73
First Helicopter Designed (1939)
First Helicopter Designed (1939)
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