Rapid motorisation has made the Indonesian city of Solo prioritise policies to support motorised vehicles, paying little attention to cycling and marginalising poor women.
Driverless vehicles rely heavily on sensors to navigate the world. They're vulnerable to attack if bad actors trick them into 'seeing' things that aren't there, potentially leading to deadly crashes.
High-profile rail and aerospace disasters of recent years have been the deadly consequence of the systematic erosion of safety precautions due to deregulation.
Much was made of The New York Times' dual endorsement of Elizabeth Warren and Amy Klobuchar. But four days prior, a hugely popular Facebook meme group threw its support behind Bernie Sanders.
Bike sharing was once proposed as a solution to narrow the cycling gender gap — but it may be further widening this gap.
More workplaces are allowing employees to telecommute, but there are still barriers to more flexible arrangements.
Any disruption to shipping in the narrow seaway could impact oil prices and ratchet up geopolitical tensions.
The sweeping introduction of driverless cars could see more vehicles on the road, driving longer distances. But smart planning could solve some of transit-associated environmental and social problems.
Uber's first safety report revealed 107 deaths and nearly 6,000 sexual assaults over two years. But the rideshare service may still be safer than the alternatives.
Democratic candidates are keen to burnish their climate credentials by calling for grand electric vehicle plans. But there are both economic and political reasons for going slowly.
In major cities around the world, dockless scooters and bikes are everywhere, yet the companies themselves are often breathtakingly short-lived. Basic economic concepts give us clues why.
Electric cars gets lots of attention, but in the developing world, electric two-wheelers have the potential to spread quickly – if batteries continue to improve on performance and cost.
The typical American's annual household carbon footprint is over five times the world per capita average.
Shared e-scooter programs may seem like a green way to get around, but these small vehicles can have big environmental footprints.
Combining big data sources about bike-share trips with anonymized data from traditional survey research can best capture who is using bike-share programs.
Africa is home to the world's fastest growing cities. However, poor governance has robbed the continent of the benefits of people and firms clustering together.
One of Uber's selling points is that a driver is always available to pick up a rider within minutes. But the drivers who make this possible aren't being compensated for the time they spend waiting.
Volunteers can contribute data to maps that help cyclists choose their routes and let planners know how city cycling can be improved.
Starting in 2021, drivers will pay a fee to enter midtown and lower Manhattan during busy times of day. Will this clear New York's air and streets?
Rail advocates often make the case that trains are a cleaner mode of transportation, but why is that so? And what would it take to expand rail in the U.S.?