Artist's concept of a high-altitude balloon ascending into the upper atmosphere. Credit: NASA's Goddard Space Flight Center Conceptual Image Lab/Michael Lentz The U.S. Army on Feb. 17 released a call ...
SoftBank and TOPPAN have jointly developed a lightweight, durable wing skin material for solar-powered high-altitude platform station (HAPS) aircraft. The material is designed to enhance durability, ...
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