This is an early prototype of S&T's ground penetrating radar on display at a demonstration this spring. Engineers tested the technology in a giant sandbox to simulate conditions along the southern US border. Credit: DHS S&TFrom Live Science:
Radar technology could help U.S. border patrol agents spot underground tunnels dug by human smugglers and drug traffickers along the border, according to the Department of Homeland Security.
Tunnel diggers have been hard at work along the U.S. border in recent days and months, the agency knows. Of every tunnel ever found by a patrol agent, 60 percent were discovered in the last three years, and patrollers spot a new one every month.
But "all of them have been found by accident or human intelligence," said Ed Turner, a project manager with the U.S. Department of Homeland Security (DHS) Science and Technology Directorate. "None by technology."
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