From Wired How-To Wiki

Sending out holiday cards doesn’t have to be a red-and-green-hued schlep. Give your writing hand a rest and use these techie alternatives to spruce up your season's greetings.

Make A List (And Check It Twice)

Before upgrading your card stock with electronic razzle-dazzle, you'll want to draft a short list of recipients. The goal is to get a bird's eye view of everyone you're going to include in this electronic blast of good tidings.

Family, friends and co-workers are obvious choices, but don't be afraid to pad...

The brains of children raised in violent families resemble the brains of soldiers exposed to combat, psychologists say.

They’re primed to perceive threat and anticipate pain, adaptations that may be helpful in abusive environments but produce long-term problems with stress and anxiety.

“For them to detect early cues that might signal danger is adaptive. It allows them to react, to try and avoid the danger,” said psychologist Eamon McCrory of University College London. However, “a very similar neural signature characterizes quite a few anxiety disorders.”

In a study published Dec. 5 in Current...