Alternative History and Future Speculation

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Discussions on how alterations in history might alter the outcomes for built and unbuilt projects
lostcosmonauts
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Churchill ousted in 1942
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7
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1K
kaiserd
kaiserd
Z
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A more reasonable Requirements process
2
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59
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5K
Siberia
Siberia
TomS
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Alternative RNLN Air Defense concepts
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10
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2K
Arjen
Arjen
helmutkohl
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What if Dassault/France gave up on Naval aircraft?
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37
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3K
H_K
H
T
A Lukewarm War - Alternate History Idea - Open to criticism, critique and more
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7
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2K
TheRejectionist
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T
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How can Brazil, Italy, Spain, Greece, Portugal have better armies, navies, air forces and information technology AFTER 1946?
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12
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2K
riggerrob
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Advise my fictional state II
2 3
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116
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6K
zen
Z
uk 75
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Giving up Britain's Nuclear Deterrent
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16
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1K
zen
Z
phantomphan
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Space Race Role Reversal
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14
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2K
publiusr
P
T
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I am working on a science fiction story and need some help with designing and drawing
2 3 4 5
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196
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16K
TheRejectionist
T
uk 75
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French Nuclear Submarines
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11
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3K
TinWing
TinWing
A
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B-70 with SST GE4 engines
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3
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2K
Orionblamblam
Orionblamblam
C
F-35 if was airforce only
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11
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2K
Pioneer
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R
"Pseudo S-Tank" on a Scorpion chassis?
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15
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2K
riggerrob
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Japanese Navy air service, 1938-45, with hindsight?
2
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47
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5K
HoHun
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Z
Ye-8 to Mig 23?
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25
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9K
tomo pauk
T
uk 75
European Manned Spacecraft
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14
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2K
Michel Van
Michel Van
T
Air Service of the Japanese Army, 1938-45 alternative
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19
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2K
tomo pauk
T
J
DARPA TRADES
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0
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842
jsport
J
overscan (PaulMM)
MCDonnell-Douglas win VFX instead of Grumman
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8
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2K
lolek
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ArmchairSamurai
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Kayaba Ku-5
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1
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1K
lordroel
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If no TFX and the boeing proposal is chosen, when dose the f-111 become operational
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4
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1K
F-14D
F-14D
able
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Idea about the Ise Hybrid Battleship/Aircraft Carrier
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13
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5K
T. A. Gardner
T. A. Gardner
R
Towing Combination Against Allied Convoys
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14
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2K
Nik
Nik
P
The Luftwaffe WITHOUT Messerschmitt
2
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41
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18K
Catman
C
Z
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An independent engine manufacturer
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13
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2K
Archibald
A
uk 75
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A younger and healthier Neville Chamberlain
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10
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2K
Hood
Hood
uk 75
Britain and France left standing after the Cuban Missile Crisis goes hot
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10
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8K
bobtdwarf
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Z
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Alternative history powerplants
2 3
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89
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12K
zen
Z
F-2
US-Franco Rafale
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15
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3K
Deleted member 2278
D
B
How hard would it be to build a P.1216 today?
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13
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6K
helmutkohl
helmutkohl
Oberon_706
Could HMAS Australia have been saved from scrapping ?
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39
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5K
Volkodav
V
L
Soviet/russian "Blue Hats"?
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5
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2K
lancer21
L
uk 75
Tank development if the Cold War had continued
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14
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3K
Cjc
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T
What are the futuristic technologies that are likely to show up in aircraft in the next 10-20 years? Maybe on a larger timescale?
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11
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2K
Rhinocrates
Rhinocrates
J
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Delta wing F-16s: SCAMP, F-16XL, Falcon 21 and more
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10
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3K
jsport
J
uk 75
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A NATO frigate
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3
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1K
zen
Z
uk 75
The Forever War 1936 to 1956
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23
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3K
Pioneer
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Z
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Super Sabre AH
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1
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1K
Deleted member 2278
D
uk 75
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Falklands and Carriers
2 3 4
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141
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26K
H_K
H
helmutkohl
What if these influential aircraft were not adopted, how would it have affected other designs?
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7
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1K
Stranger
Stranger
M
What if no Yamato
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28
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3K
EwenS
E
Lascaris
Polikarpov I-180 impact on Soviet fighter production
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3
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1K
Lascaris
Lascaris
uk 75
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NATO Battle tank for the 60s
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1
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4K
Gums
G
uk 75
Eurocommunism in the 1970s and the USA
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2
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2K
zen
Z
helmutkohl
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What if the Soviet Union collapsed in 1995 instead of 1991?
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23
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2K
Kat Tsun
Kat Tsun
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US Air Force buys the Boeing Model 820-104 or Model 820-111 rather than XC-142
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5
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2K
Pioneer
P
V
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Effects of more airstrikes on the chances of the Bay of Pigs invasion dislodging Fidel Castro
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11
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2K
Sherman Tank
Sherman Tank
Dilandu
Radio-controlled bombs made common before WW2
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1
Views
972
merriman
M
phantomphan
What if WWII had not interrupted the development of the flying boats, specifically in the Atlantic?
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7
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1K
riggerrob
R
V
US Army Air Force orders the Boeing Model 413 instead of the XF-11 or XF-12
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1
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875
Sherman Tank
Sherman Tank
Foo Fighter
Eastern front whatif.
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34
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2K
igor-mich
I
V
US Army Air Force acquires a jet-powered version of either the Vultee XP-54 or Northrop XP-56
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3
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1K
Deltafan
Deltafan
Triton
Boeing model designations after 797?
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12
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7K
T. A. Gardner
T. A. Gardner
Lascaris
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Effects on the French-Israeli split not happening?
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30
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5K
Archibald
A
L
A surviving East Germany - People's War
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15
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3K
lordroel
L
V
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Course of passenger airship development in Germany w/o Nazis in power
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1
Views
911
ceccherini
C
T
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Make Supermarine great again
2
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50
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5K
Hood
Hood
uk 75
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What if Mars and Venus were habitable?
2 3 4
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134
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8K
Orionblamblam
Orionblamblam
V
What if the US spanloader designs had reached the hardware phase?
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0
Views
802
Vahe Demirjian
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Hood
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Alternate Paris Summit 1960
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2
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3K
alertken
A
R
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Both F-22 and F-23 get built
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27
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3K
_Del_
_Del_
helmutkohl
In what scenario could the Mirage 2000 have achieved more export success (but within the control of France and Dassault)
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34
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4K
Archibald
A
A Tentative Fleet Plan
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RN Battleship Development if war hadn't broken out in 1939
2
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54
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8K
Tzoli
Tzoli
uk 75
MRCA gets cancelled
2
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66
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6K
zen
Z
bloody sky
If the whole USSR(1991) crosses back to June 22,1941…
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23
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2K
bloody sky
bloody sky
T
Elon Musk tries in (alternative) history
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1
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1K
publiusr
P
Keyboard Commando
Better Soviet Military
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18
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3K
publiusr
P
uk 75
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Making F111B work
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21
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3K
Volkodav
V
A
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Royal Navy got Essex carriers - with a twist.
2
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51
Views
7K
bobtdwarf
B
Lascaris
Feasibility of making Napier Sabre reliable earlier?
Replies
2
Views
854
HoHun
H
uk 75
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The best VSTOL combat aircraft design?
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12
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2K
Pioneer
P
A
Luftwaffe Planning Document
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4
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1K
edwest4
E
A
Skylab A is not salvaged: a brief TL
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0
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588
Archibald
A
H
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Supersonic Super Mystère / Etendard
2
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51
Views
8K
Archibald
A
helmutkohl
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Alternative scenario: UK went with Nuclear propulsion for CVF/QE Class
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14
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2K
zen
Z
uk 75
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Mount Pleasant airport is built in the 1970s
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1
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1K
riggerrob
R
uk 75
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De Gaulle becomes Pro US
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4
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1K
Archibald
A
Colonial-Marine
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Mark 71 MCLWGS enters service
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18
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3K
CV12Hornet
C
T
EE Lightning with a bit of good luck?
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13
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1K
Volkodav
V
airman
Heinkel 177 A7 R2 - an alternate version
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7
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3K
iverson
I
P
The He-178B Fighter Jet?
Replies
28
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13K
Pioneer
P
T
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Heinkel gas turbines and applications - what if
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17
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3K
Pioneer
P
T
Alternative German jet program?
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25
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3K
HoHun
H
Z
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Alternatives to CVF
2
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51
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6K
zen
Z
T
After the Battle of Britain: further development for the RAF?
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10
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1K
tomo pauk
T
Z
No Mirage
Replies
10
Views
1K
H_K
H
Lascaris
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Mirage F in 1960?
Replies
16
Views
3K
Archibald
A
helmutkohl
What if Japan was pushed to have a greater military role after WW2?
Replies
7
Views
1K
alertken
A
A
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  • Locked
Czechoslovakia decides to fight, September 1938
2
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48
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4K
overscan (PaulMM)
overscan (PaulMM)
helmutkohl
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Alternative scenario: What if France went with a non-nuclear propulsion for the CdG?
Replies
15
Views
2K
helmutkohl
helmutkohl
shin_getter
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WWI doesn't happen: what happens to military technology?
Replies
29
Views
3K
lordroel
L
T
RAF buys only monoplane fighters from early 1930s?
Replies
36
Views
2K
Hood
Hood
A
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Anglo-French RR Spey timeline
2 3
Replies
116
Views
12K
Hood
Hood
uk 75
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Glasnost/Perestroika in 1968 instead of 1989
Replies
25
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3K
Bottleship
B
Lascaris
Alternative names for Rafale
Replies
4
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2K
Archibald
A
Dilandu
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BAP "Independencia", Peruvian Navy battlecruiser (AU)
Replies
10
Views
2K
Hood
Hood
A
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Sud Aviation ECAT: French T-38s and F-5A
Replies
17
Views
2K
Archibald
A
X
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A lot of Hot Air??
Replies
0
Views
645
xylstra
X
helmutkohl
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what if Dassault opted for a single engine Rafale
2
Replies
41
Views
7K
H_K
H
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