"The phenomenon is highly repeatable. We discovered an unplanned new technique for identifying objects entering the earth's atmosphere." When you purchase through links on our site, we may earn an ...

Add Yahoo as a preferred source to see more of our stories on Google. Researchers with the U.S. military's Defense Advanced Research Projects Agency (DARPA) have successfully used Earth's atmosphere ...

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. DARPA's AtmoSense program ...

CHANTILLY, Va., June 17, 2025 /PRNewswire/ -- Orion Space Solutions (Orion), a wholly owned subsidiary of Arcfield announced the successful completion of a test readiness review (TRR) for the Defense ...

Space stations break down. Satellites get damaged. Repairing them requires launching replacement components on rockets. The US Defense Advanced Research Projects Agency (DARPA) is now exploring an ...

Stealth drone debut: DARPA’s XRQ-73 hybrid-electric UAV flew in April, aiming for quieter, harder-to-detect surveillance missions under the SHEPARD program. Record electric thruster: NASA tested a ...