High-Tech Inspections Making Japan's Infrastructure Safer

The pride of a post-war economic boom, Japan's infrastructure is now showing the signs of its age. But high-tech solutions are on the way. This episode looks at how lasers, satellites, x-rays, and computer software can help automate, quicken, and improve the inspections and upkeep of concrete bridges, tunnels, and more.
Trailer
Recently Updated Shows

Ahsoka
Set after the fall of the Empire, Ahsoka follows the former Jedi knight Ahsoka Tano as she investigates an emerging threat to a vulnerable galaxy.

Grey's Anatomy
The doctors of Grey Sloan Memorial Hospital deal with life-or-death consequences on a daily basis -- it's in one another that they find comfort, friendship and, at times, more than friendship. Together they're discovering that neither medicine nor relationships can be defined in black and white. Real life only comes in shades of grey.

Law & Order: Special Victims Unit
In the criminal justice system, sexually-based offenses are considered especially heinous. In New York City, the dedicated detectives who investigate these vicious felonies are members of an elite squad known as the Special Victims Unit. These are their stories.