Solar UAV flies stratospheric; HAPS motor test; electric regional ground demo; and agile eVTOL.

The Isothermic High-Rate Sustainable Structures (IHSS) effort is funded through the UK Aerospace Technology Institute program.

BAE Systems says its Phasa-35 solar-powered uncrewed air system reached an altitude of more than 66,000 ft. for the first time in June.

Our roundup of the main aerospace and defense stories making the news this week.

The issue affects the entire 737 MAX fleet, and Boeing wants to address it during the more complicated 737-10 approval process.

Collins Aerospace says it is on track to open a $50 million aircraft electrification and electric propulsion laboratory dubbed "The Grid" in October.

Thales' acquisition of cockpit communication systems company Cobham Aerospace Communications could create flight deck system integration possibilities.

The airline aims to select an aircraft this year to operate commercial demonstration flights in 2026.