Few people realize Alexa can send a virtual hug. It's a neat little feature, a surprise that can improve someone's day. If you own an Echo device, consider trying it out. It’s quick, fun, and may even ...

"Reach out," the old jingled implored. "Reach out and touch someone." That was the 1980s, and the metaphor of physical touch helped humanize the still-nascent technology of long-distance phone calls.