Marta

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Erstmals Kollision von Lichtteilchen beobachtet

Lichtstrahlen beeinflussen sich nicht gegenseitig: Diese Annahme ist zentral in der klassischen Physik und Grundlage vieler Anwendungen. Doch nun …

Three Design Elements for Safer Intersections

Our friend Clarence of Street Films fame was in town last week to further showcase what makes Copenhagen such a life-sized city. This wasn’t his …

Copenhagen

What happened to Austin, Texas, when Uber and Lyft left town

The ride-hailing companies suspended operations in early May after voters upheld strict regulations on the companies and their drivers — specifically, fingerprint-based background checks, a requirement that cars must be clearly marked with the companies' logos, and rules on where drivers can pick …

USDOT

The secrets of the world's happiest cities

What makes a city a great place to live – your commute, property prices or good conversation?<p>Check out theguardian.com/cities: a new website devoted to the future of cities all over the world<p>Two bodyguards trotted behind Enrique Peñalosa, their pistols jostling in holsters. There was nothing …

On 9 July 1970 Ove Arup spoke to a UK meeting of his partners from the practices around the world bearing the Arup name. His talk was in response to …

Speech Recognition

Is Jan Gehl winning his battle to make our cities liveable?

Ahead of a special Guardian Cities event, the renowned urban ‘rethinker’ says cities should be six or seven storeys high, Helsinki is on the verge of revolution, and that he’s sceptical of London’s cycle superhighway plans<p>What makes your city liveable? Share pictures with GuardianWitness<p>Jan Gehl …