[Kliment]

It's also possible that Scotland's independence happens before or simultaneously with the UK's exit, in which case Scotland could remain a EU member by continuity. This would also be a good lifeline for the rest of the UK once they recover from their spell of madness - form a union with Scotland to sneak back in.

[adwf]

Another possibility is that we might have to hold an early general election now that Cameron has resigned. If the Conservatives lose, it's possible that the referendum loses it's legitimacy.

Very slim chance though, seeing as it was mostly the Labour heartland that voted for Leave.

[jacquesm]

There is already talk about a second referendum and a ton of support is behind it.