Researchers with the U.S. military's Defense Advanced Research Projects Agency (DARPA) have successfully used Earth's atmosphere as a sensor to detect a distant disturbance. But researchers with ...

The Defense Advanced Research Projects Agency (DARPA) — which has been known to fund the development of sci-fi-sounding ideas like flying aircraft carriers or massive streetlights on the Moon ...

The US Military's Defense Advanced Research Projects Agency (DARPA) is attempting to develop and grow large-scale ...