Air in the London Underground is far more polluted than beside busy city roads

Seattle turns the page on iconic viaduct

Was 2018 the year of peak combustion engine?

Why Oslo is saying no to cars in its city center

Elon Musk previews his not-so-Boring tunnel

How pedestrians avoid running into each other

Luxembourg is making public transit free to all

Why San Francisco nixing parking minimums is a win for the environment

How to survive a long airplane flight

Why do millennials drive less than boomers?

Philly puts the brakes on electric scooter rollout

Scenic New Zealand train route to reopen 2 years after massive earthquake