Swapping out a gas-powered Uber or Lyft vehicle with an electric car cuts emissions three times more than when an individual driver makes that switch, research finds.

New liquid-fueled fuel cells outdo the voltage of conventional hydrogen fuel cells. Researchers call it a "game changer."

A move from public transportation to single-rider cars due to COVID-19 may create a new boom in traffic. See how your city could fare with a new tool.

More people bike to work in cities with bike-share systems, a new study shows. But convenience is key.

Open green spaces called greenways could benefit human health, animal habitats, and fight pollution, according to a new book.

Certain types of urban planning, with plenty of public transportation and low speed blocks, are best for reducing road injuries.

A new battery could lead to super fast charging for electric cars. It would take just 10 minutes for a range of 200 to 300 miles.

Electric scooter companies may say they're environmentally friendly, but using scooters may not be the greenest way to get where you're going.

What good will self-driving cars be if your ride makes you feel motion sick? Now, researchers are figuring out how to give future riders a smoother trip.

Historian David Ortiz explains how the bicycle reshaped culture around the world and suggests it could do so again soon.