Imagine unmanned vehicles arriving behind thick concrete walls. They have no prior knowledge of the area behind these walls. But they are able to see every square inch of the invisible area through the walls, fully discovering what is on the other side with high accuracy. Now, imagine robots doing all these with only WiFi signals and no other sensors.
Read UCSB’s The Current article “Now You Can See the Invisible” to learn more about Mostofi’s x-ray vision and wi-fi research.