Mobile apps, sensors, and other technologies help cities handle growing challenges.
The investigation into the Virgin Galactic accident has yet to find a cause, but the FAA will consider new regulations for commercial space travel.
A startup that might have a record-breaking solar cell is in danger of going out of business.
SpaceX is building an ocean-based landing pad so that it can reuse its launch vehicles.
A new report from the E.U. estimates the true economic cost of different forms of energy production.
New technology and large government research initiatives in genetically modified crops are giving China a storehouse for a more populous future.
With its world-leading research investments and vast size, China will dominate the future of genetically modified food—despite the resistance of its population.
The disparity between the rich and everyone else is larger than ever in the United States and increasing in much of Europe. Why?