A new bridge for the future?

The new $10.9 billion "TransitBridge" bridge will span the Missouri River in a project designed to connect a new commuter rail line to downtown Dallas and to an existing commuter rail tunnel.But will it really make a difference?Read moreWhat is TransitBridge?Transit bridges are a system of interconnected structures, usually with a single track between them.They are generally made of concrete or...

How did the expert memes get a bad rap?

Experts and policymakers are struggling to understand why expert memes are so often used as a scapegoat in the public debate about global warming.The experts and policymakers involved are often unfamiliar with the issues, and sometimes skeptical of the arguments.The meme phenomenon has its origins in a 2012 film by the American comedy group Funny Or Die, The Big Lebowski, which has since become a...