How ancient Romans made stronger concrete than today
Adults CitiesMany structures built by ancient Romans around 2,000 years ago are still standing, and some are still in excellent condition. Over the last decade, researchers have come discover the Romans' secret concrete recipe that has maintained so many of its now-ancient buildings.
Real life sunken cities
Adults CitiesThough people are most familiar with Plato's fictional Atlantis, many real underwater cities actually exist. Peter Campbell explains how sunken cities are studied by scientists to help us understand the lives of our ancestors, the dynamic nature of our planet, and the impact of each on the other.
Flying eagle point of view
Adults CitiesA world premiere!! Victor, our white tailed eagle has taken of from the summit of the Eiffel Tower. An amazing point of view! For the first time you will see how Paris looks like from the back of a bird. First gliding over the Trocadero, Victor then plunges at 180 km/h to the ground!
Google Self-Driving Car on City Streets
Adults CitiesJaywalking pedestrians. Cars lurching out of hidden driveways. Double-parked delivery trucks blocking your lane and your view. At a busy time of day, a typical city street can leave even experienced drivers sweaty-palmed and irritable. We all dream of a world in which city centers are freed of congestion from cars circling for parking and have fewer intersections made dangerous by distracted drivers. That's why over the last year we've shifted the focus of the Google self-driving car project onto mastering city street driving.
The Making of Unnumbered Sparks I Vancouver
Adults CitiesLearn about the making of Unnumbered Sparks, a monumental interactive sculpture in the sky created by artists Janet Echelman and Aaron Koblin for TED's 30th anniversary. Choreographed by visitors in real time through their mobile devices, at night, the sculpture becomes a crowd-controlled visual artwork on a giant, floating canvas powered by Google.