When Amazon and Barnes & Noble announced that they would soon allow e-books (and free e-book sharing) on computers and mobile devices, it sent me into a quixotic tizzy about the future of e-readers.

Here’s a way to make a lot of money. Publish a speculative scientific article with equations nobody understands, put out a press release, throw in a few credentials (say, a degree from Harvard or ...

Designers and entrepreneurs have long imagined a world where everything is digital. Here, lamps, clothes, furniture, and all sorts of accessories of modern life would communicate with their users and ...