A Chinese technology firm has confirmed that it has carried out the first manned trials of a new ‘drone taxi' service in the country.

Uber has unveiled at the second annual Uber Elevate Summit in Los Angeles, a new prototype vehicle showing off its vision of the future of transportation; a "flying taxi" that aims to alleviate urban congestion. eVTOL, Uber's electric vertical take-off and landing vehicle concept is a cross between a helicopter and a drone.