Why are headlights so bright?

This week, we look into why car headlights seem like they've gotten so much brighter in recent years than they used to be. And, is there any hope for a shift back to a more reasonable brightness level? Our guest today is Daniel Stern, a lighting expert and chief editor of Driving Vision News. Additional music by Certain Self. For more, including links to some of the research cited in this episode, visit our website. Have an argument you want us to settle? Shoot us an email at [email protected] omnystudio.com/listener for privacy information.