Ty Carter fought in Afghanistan and became a hero. Now he has one more enemy to fight: PTSD.
A new generation of architects is using rail lines, shopping centers, and football fields to keep the peace from Belfast to Baghdad.
The coast of Honduras could be the site of a radical experiment: one in which foreign investors bankroll a quasi-sovereign city. Backers say it will lift the region out of poverty -- but residents are anything but convinced.
Singapore is testing whether mass surveillance and big data can not only protect national security, but actually engineer a more harmonious society.
The sources of U.S. power and the path to national renaissance.
For decades, Minnesota has led the world in developing medical technology. But now red tape at home and competition abroad are threatening its dominance.
The United States has spent $1 billion on a weapon that has no mission. And started an arms race with China in the process.
Why America's global dominance in military technology is starting to crumble.
Twenty years after Hiroshima, elite American troops trained to stop a Soviet invasion -- with nuclear weapons strapped to their backs.
America championed a bloodthirsty torturer to fight the original war on terror. Now, he is finally being brought to justice.