Google Street View images are filled with cars. That is a simple and pedestrian truth, and one which artificial intelligence researchers have taken advantage of to do something surprising. By analyzing car type, they were able to make predictions about the demographic information of the people in the cities they studied.
At its best, virtual reality is transportative: It will let you scale a simulated cliff face, or come face-to-teeth with a T-rex. You can have those experiences from your living room, but of course, you need a virtual reality headset, and for that, you have two broad categories to choose from—a low-end contraption that uses your smartphone, or a fancy rig that requires a PC.
With more than 2 billion monthly active users, Facebook can keep tabs on nearly a third of the world's population. Whether you visit the social network daily (as 1.32 billion people do) or only log on to RSVP to events, you should be aware of how much of your personal data you're giving to the site, and the company behind it.
A ridesharing service like Uber or Lyft seems like it should help stem drunk driving by offering an easy, cheap option for tipsy customers to get home at the end of the night. And Uber even claims on its website that ride-hailing options like it “are helping to curb drunk driving.” But new research shows that Uber's presence in a city only inconsistently leads to a decline in accidents caused by intoxication behind the wheel, and there's far from being a conclusive answer to the question.