Will self-driving cars help or hurt the environment? The data seems to say it could go either way.
Also: A researcher discovers he can hack a car with his smartphone; a cyclist wants to teach Americans a safer way to open their car doors; the world’s largest buyer of natural rubber pledges to go green; the mayor of Carmel, Indiana, explains why he has installed more than 100 roundabouts in his city; and singer Emily Scott Robinson serenades us with her new song “Traveling Mercies”.
(Image: Members of media take picture of Karl Iagnemma, chief executive of nuTonomy, and Grab Singapore head Kell Jay Lim as they ride inside a self-driving car. Credit: Roslan Rahman/AFP/Getty Images)
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