The weekend is almost here! Prepare for it by considering the fact that the only thing protecting you from a planet-killer, a major extinction event, or a catastrophic disruption of civilzation is statistics.
Which is to say that the odds of such an event happening during your lifetime are vanishingly small. But the chance that it'll happen tomorrow are absolutely identical to that of any other day it might occur.
But this much is certain: It'll happen again.
Here to give a more balanced look at the issue is Neil deGrasse Tyson.