The solar-powered, high-altitude, long-endurance Zephyr unmanned air vehicle is set to fly in Afghanistan and Iraq. Developed by British firm Qinetiq, the latest versions have an 18.2m (59.6ft) ...

Thanks to the UK's solar-powered plane, traditional aviation may never be the same again. It can stay aloft for months, ...

Latitude is designing its Zephyr launcher for a 100-kg payload to low Earth orbit. Credit: Latitude PARIS—Latitude’s Zephyr microlauncher will fly at the end of next year, a one-year delay from its ...