![Road Signs 2.JPG](https://mcusercontent.com/4f1f5aad1cdf8802c08a457cb/images/ee1dbfcc-e192-ec1d-18fd-bbecbb63304b.jpg)
A debate on whether dynamic road signs should include humor, wit, or pop-culture references in their messaging is playing out among transportation professionals but also in the media. A report from TRB's Behavioral Traffic Safety Cooperative Research Progam was cited on the topic in articles from The Washington Post, The New York Times, The Magnolia (Mississippi) Tribune, Delaware Live, and others.
A discussion about artificial intelligence and other topics from the TRB Annual Meeting is featured on the latest Land Line podcast.
How practical is an e-bike compared to a car in terms of time, cost, and energy, asks Energy Post, citing research from TRB's Transportation Research Record journal.
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