When Charles Matz and Jonathan Michael Dillon went to Ethiopia to take 3-D scans of the city, they also scanned images of the people.
The Range-R device is being used by police departments, FBI and the U.S. Marshal Service.
Using radar and voice transmissions from Santa's sleigh, NATS has produced a visualization of Kris Kringle's route.
In a connected, 4-G world, modern birdwatchers carry more than just a notepad and a pair of binoculars.
Hint: It's 1975, it's in North Dakota and it's still there.
The limits of technology are conflicting with human expectations in the hunt for Malaysian Airlines flight 370.
A new type of radar uses photons and could carry more information about an object.
A mysterious blob seen on radar screens in Alabama is finally explained.
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