A sensor that can spot the wind direction from miles away will let DARPA’s surveillance balloons hover at the very edge of space in one spot indefinitely.

Your family and friends will be able to interact with a digital “you” that doles out advice—even when you’re gone.

But can any company afford to manufacture one-off medical care?

Other game companies also are scrambling to introduce their own accessible hardware. But a customer base of more than 30 million gamers may give developers the push they need.

The idea of “zombie scrolling syndrome” has legs, after all. From worms to wasps, nature has figured out mind control—in ways that bring to mind social media.

The social network is also soliciting public feedback for the first time in updating its rules.

But not too much. We don’t want to spoil the twist.

Neato’s new midrange offering gives Roomba a run for its money.