Realistically I guess a 9+ earthquake in northern America followed by a massive tsunami.
Unrealistically, maybe some crazy gamma ray burst hits earth directly from an unexpected supernova nearby or a giant asteroid we can't deflect in time.
Realistically I guess a 9+ earthquake in northern America followed by a massive tsunami.
Unrealistically, maybe some crazy gamma ray burst hits earth directly from an unexpected supernova nearby or a giant asteroid we can't deflect in time.
Good guesses already, but there is way more 😀. I am waiting for some other comments still (the level of interaction here on the Snaps has deteriorated a little, sadly).