I wonder how many people have thrown away their coffee makers because they didn’t know how to clean a Keurig, particularly one that doesn’t pump water any more? -Katie B.

A closed mouth gathers no feet. It's a charming axiom, but silence isn't always an option when we're dealing with a friend who's sick or in despair.

The natural human reaction is to feel awkward and upset in the face of illness, but unless we control those feelings and come up with an appropriate response, there's a good chance that we'll blurt out some cringe-worthy cliché, craven remark or blunt question that, in retrospect, we'll regret. -Letty P.

Facebook has announced that it will now permanently delete photos that users have deleted on the social networking giant. This is a huge improvement over the previous situation.

Hackers can do a lot worse than steal your data and identity. They can wipe your digital life almost entirely so you'll never get it back.

Just ask Mat Honan, a writer for Wired who suffered this attack. Friday evening, the San Francisco-based journalist had his iPhone reboot to a setup screen, its storage erased. -Rob Pegoraro

It seems like nearly everyone is on the road for a short trip or extended vacation this summer.  If staying in a hotel will be part of your summer travel plans, it might be a good time to brush on some security basics. -Kentin Waits