Ride-hailing without the traffic snarls?

In theory, competition among ride-hailing companies should be a good thing, providing more options for consumers. In practice, having too many ride-hailing vehicles adds to urban congestion. How can cities balance these factors? A new study co-authored by MIT researchers, in collaboration with the Institute for Informatics and Telematics of the National Research Council of […]

Could we make cars out of petroleum residue?

As the world struggles to improve the efficiency of cars and other vehicles in order to curb greenhouse gas emissions and improve the range of electric vehicles, the search is on for ever-lighter materials that are strong enough to be used in the bodies of cars. Lightweight materials made from carbon fiber, similar to the […]