Media coverage
Radical’s full-size prototype for a stratospheric drone makes first flight
GeekWire
Radical Aero’s Evenstar Stratospheric Aircraft Takes Flight
Tectonic
This drone’s wingspan rivals a 737—but it’s lighter than an NFL linebacker
Popular Science
Radical Begins Flight Testing UAS Planned For Stratospheric Operations
Defense Daily
Radical thinks the time has come for solar-powered, high-altitude autonomous aircraft
TechCrunch
Former Amazon Prime Air employees raise $4.5M for stealthy solar airplane startup
GeekWire
Our favorite startups from YC’s Winter 2023 Demo Day — Part 2
TechCrunch
Blog: Over the horizon
