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DARPA collaborated with industry on stealth technology.

In the early days of DARPA’s work on stealth technology, Have Blue, a prototype of what would become the F-117A, first flew successfully in 1977. The success of the F-117A program marked the beginning of the stealth revolution, which has had enormous benefits for national security.

DARPA microelectronics gave rise to today's GPS devices.

Navigation in the Palm of Your Hand

Early GPS receivers were bulky, heavy devices. In 1983, DARPA set out to miniaturize them, leading to a much broader adoption of GPS capability.

First rough conceptual design of the ARPANET.

Paving the Way to the Modern Internet

ARPA research played a central role in launching the Information Revolution. The agency developed and furthered much of the conceptual basis for the ARPANET—prototypical communications network launched nearly half a century ago—and invented the digital protocols that gave birth to the Internet.

Technology Transition

DARPA’s Stealth Revolution

Selected DARPA Achievements