Don't Rubber-neck a Crashing Asteroid

The opportunity to see a big space rock slam into our planet will likely prove too alluring for some brave and reckless souls to resist.

Whenever a massive asteroid lines a city up in its crosshairs — and it's just a matter of time before this happens if humanity doesn't take some defensive measures, experts stress — a few rubberneckers are bound to ignore evacuation orders and head toward the impact site to get an eyeful of a once-in-a-lifetime event.