The latest roadblock for carmakers? The semiconductor chip shortage.

A line of Ford F-150 trucks. Dealer incentives tend to work well with truck buyers.
Joe Raedle/Getty Images
Also, the spike in propane prices, HBCUs and venture capital, and the state of electric grids across the U.S. as the climate changes.
Music from the episode
Pa Pa Power Dead Man's Bones
K.I.S.S.E.S Bent
Bassackwards Kurt Vile
Uncle ACE Blood Orange
Flowers The Deli
Turnmills Maribou State
The team
Nancy Farghalli
Executive Producer
Daisy Palacios
Senior Producer
Maria Hollenhorst
Producer
Sean McHenry
Associate Producer