There's more money in on-demand taxis than going to Mars
The ride-hailing business is worth almost $100 billion.
Volkswagen ponders a luxury Uber rival with Porsche cars
Offering rides in Porsche and Audi vehicles for those who want a nicer ride to the mall.
Karhoo takes on Uber with a price-comparing taxi app
Like Uber, but for all of London's traditional and private taxi services.
Lyft Line expanding to six more cities
Catch a ride with a group of strangers in more areas.
Google Maps makes it easier to hail a ride that isn't Uber
New options for users in Brazil, India, Germany, Spain and the UK.