If 9/11 had happened this year instead of 2001, we'd have all kinds of horrifying, incredible footage from people trapped inside the World Trade Center since everyone would have had a smartphone.
Turning off your Wifi at a party you were hosting and waiting to see how long it took for people to notice would be a good indicator of how much fun people are actually having.
Time machines need to be teleportation machines also because otherwise you'll end up in the middle of space while the earth has orbited somewhere else entirely.
If zombies don't attack each-other then zombies would be more peaceful towards each other then how humans are towards other humans. Maybe zombies aren't that bad after all...
You can't blame aliens for abducting humans. If humans perfected space travel and made first contact with a more primitive alien race, we'd probably abduct them too.