South Korea's new 'stealthy' fighter jet just hit a supersonic milestone

Tech Insider
South Korea KF-21 fighter jet
The KF-21, South Korea's first homegrown fighter jet, at its rollout ceremony in Sacheon in April 2021.

Yonhap via REUTERS

Why China's and Russia's 5th-generation stealth jets don't quite live up to the hype, according to a former US Navy pilot

Tech Insider
Chinese J-20 fighter jet
A Chinese air force J-20 fighter jet at the Changchun Air Show in Jilin Province in August 2022.

Fu Tian/China News Service via Getty Images

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