Twenty-five years after the world wide web was created, it is now caught in the greatest controversy of its existence: surveillance.
In the 21st century devices create more data than humans do. Rick Smolan, author of The Human Face of Big Data, shows the positive force of the collection of data in worldwide examples of the uses of medical data, personal data and business data to enrich people's lives.
Megalopolises are spreading out and becoming denser -- and there is nowhere left to park. Luckily, the technology is there to deal with this growing chaos. Technological urbanism promises hyper-rational cities that are 100% sustainable and perfectly safe. They are known as smart cities.
The world's electric grids are aging and vulnerable. Now, engineers are making a dangerous trek to prove there is a better way to bring power to the people. Engineers make a dangerous trek across the Himalayas to bring power to a remote monastery.
Dubai's Burj Khalifa is over 2,700 feet high and the tallest building in the world, and as engineers race to top this record-setting height with cutting-edge tech, a new 3,200-foot-tall building in Saudi Arabia is poised to take the crown.