/https%3A//blueprint-api-production.s3.amazonaws.com/uploads/story/thumbnail/49241/f5b96063-f425-4b2d-a8d5-e657fe495f27.png)
Drones can now see through walls — sort of.
Researchers at the University of California, Santa Barbara, just figured out how to use Wi-Fi signals and drones to create 3D maps of the inside of buildings. The video above demonstrates their process, which...
