The science of smog - Kim Preshoff
AdultsCitiesGlobal WarmingNature...On July 26, 1943, Los Angeles was blanketed by a thick gas that stung people's eyes and blocked out the Sun. Panicked residents believed their city had been attacked using chemical warfare. But the cloud wasn't an act of war. It was smog. So what is this thick gray haze actually made of? And why does it affect some cities and not others? Kim Preshoff details the science behind smog.
The rise and fall of the Berlin Wall - Konrad H. Jarausch
AdultsCitiesHistorySociety...On August 13, 1961, construction workers began tearing up streets and erecting barriers in Berlin. This night marked the beginning of one of history's most infamous dividing lines: the Berlin Wall. Construction continued for a decade as the wall cut through neighborhoods, separated families, and divided not just Germany, but the world. Konrad H. Jarausch details the history of the Berlin Wall.
The real reason streetcars are making a comeback
AdultsCitiesEconomyTransportation...It's mostly about economic development.
Jing-Jin-Ji, A MEGALOPOLIS | China's Future MEGAPROJECTS: Part 1
AdultsConstructionFutureTechnology...Jing-Jin-Ji: China is in the midst of a construction spree unparalleled in human history. These are the Megaprojects that will lift China into the future. China wants to make its capital, Beijing, the center of the world's largest supercity, by merging three provinces into one continuous megalopolis of 130 million people.
MEGACITIES: Crisis in CDMX
AdultsCitiesWorldEnvironmentMexico's vast capital - Ciudad de Mexico, the largest city in the Americas - is threatened by a severe water crisis.
Superblocks: How Barcelona is taking city streets back from cars
AdultsCitiesGlobal WarmingTransportation...Modern cities are designed for cars. But the city of Barcelona is testing out an urban design trick that can give cities back to pedestrians.
How ancient Romans made stronger concrete than today
AdultsCitiesConstructionHistory...Many 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.
The Simple Solution to Traffic
AdultsCitiesTransportationSociety...The way we can make traffic disappear.
Real life sunken cities
AdultsCitiesHistoryScience...Though 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.
Introducing the self-driving bicycle in the Netherlands
AdultsSportsTechnologyTransportation...This spring, Google introduced the self-driving bicycle in Amsterdam, the world's premier cycling city. The Dutch cycle more than any other nation in the world, almost 900 kilometres per year per person, amounting to over 15 billion kilometres annually. The self-driving bicycle enables safe navigation through the city for Amsterdam residents, and furthers Google's ambition to improve urban mobility with technology. Google Netherlands takes enormous pride in the fact that a Dutch team worked on this innovation that will have great impact in their home country.
#MiniView
AdultsCreativityTechnologyCitiesGoogle Mapped Out A Huge Model City With A Mini Street View Car And It's Incredible