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David Richerby
  • Member for 8 years, 5 months
  • Last seen more than a month ago
  • UK
73 votes

Why don't aircraft use nuclear propulsion?

48 votes
Accepted

Why did the Ju-87 Stuka have a siren?

42 votes
Accepted

Is it common for jets not to have backup manual control system for emergencies?

40 votes

Why evacuate upwind?

33 votes
Accepted

Why don't airplanes have smoking cabins?

31 votes

How are credit cards processed during flight?

31 votes

What plane is this?

31 votes

Why don't jetliners maneuver to avoid a bird strike if spotted in time?

30 votes

Why do flight attendants continue to stand, when the seatbelt sign is on?

29 votes

Why don't commercial jet aircraft have a break-apart, parachute escape system?

29 votes

Why don't planes have a reverse propeller as air brakes?

28 votes

Could airline tires be deflated in mid-flight to reduce weight?

28 votes

Could the Shuttle Carrier Aircraft do a transatlantic flight with a Space Shuttle orbiter on its back?

28 votes

Is flight data recorder erased after every flight?

26 votes

Why bother having different engine options on one aircraft?

24 votes
Accepted

Will an aircraft always crash on take-off if de-icing is not performed correctly?

21 votes

Is water a possible fuel for jet engines?

20 votes

What is the reasoning behind using depleted uranium as counterweights in the 747?

18 votes

Can bird strikes be dealt with by throttling down engines to idle?

18 votes

Why is laser illumation of a cockpit an emergency?

17 votes

Why don't airlines load their passengers like freight?

16 votes

Why don't we have helicopter airlines?

15 votes

Are air marshals on every flight?

15 votes

Where is the airport in Disneyland Paris? (DLP)

15 votes

Can a passenger jet be towed to safety if it breaks down in midair?

14 votes

Why is the flight going north just to go south?

13 votes

Why must some 'dangerous items' be in check-in baggage?

12 votes

Is it more efficient to have many or a few rotors?

12 votes
Accepted

Isn't it dangerous to sell alcohol inside of airports?

12 votes

Could the non-smoking sign still be turned off in modern airplanes?