Sustainable Transportation Lab


November 29, 2018

How to Regulate Bike Sharing Parking? -Reflection after Trying Seattle’s JUMP Bike

Tianqi Zou When I first visited Seattle last April, there were three bike sharing companies operating in the city, ofo, Spin, and Lime. However, when I returned in September, ofo and Spin had already left the market, and Lime has been in a monopoly position for several months. Last week, Uber’s JUMP launched its bike…


November 27, 2018

Future Commute: Transportation or Teleportation?

Andisheh Ranjbari I vividly remember that night about nine years ago, when four friends and I were stuck in one of Tehran’s crazy evening traffic jams, our car moving only about an inch every five minutes. We were griping about the congestion, and one of my friends desperately said that he wished we could convert…


November 18, 2018

Solid-state Battery Technology

Moein Khaloei Charging time and range are among the biggest problems faced by most of electric car users. These two problems are highly related to the most expensive component of electric cars, the battery. Modern electric cars such as Tesla Model S can usually travel around 300 miles between charging times, with their lithium-ion battery packs taking…


November 13, 2018

Some lessons for Seattle on shared e-Scooters

At the end of the 2017, we started to hear the news about e-scooters coming to major cities in the U.S., with Bird pioneering the trend. Soon videos of people riding e-scooters and flying by pedestrians and traffic emerged in social media. e-Scooters were on the streets before cities had enough time to come up with regulations…