Nate Berg

<p> Earlier this month, researchers performed a test run of a bus that basically drives itself. It follows a line of magnets embedded in the pavement, coursing exactly along its route and eventually to the bus stop. The tiny magnets on the bus and in the street guide the bus to the perfect parking position at the stop for picking up passengers. It&#39;s a cool idea, and a lot of transit agencies are interested. But there are wider applications. Take, for example, my neighborhood, where nobody knows how to park.<br />

Geographical differences in personality types have been mapped by researchers, showing which parts of the country are more stressed, more curious, and more agreeable.

The Cambodian city of Siem Reap is a hotbed of tourist activity -- and of tacky hotels. Many say this sprawl of hotels is a major problem in the city, but new designs are making the city a cooler place to visit and live.

Floodplain development has proven time and time again to be big trouble when heavy rains come. But in Britain, that's not stopping it.

Philadelphia is still trying to figure out where to put its two approved casinos as it prepares to become the nation's biggest city to host gambling. In this piece, Inga Saffron says a new proposed site could make gambling work for Philly.