NASA's 'steel dart' flies again: the strange aircraft that breaks the sound barrier without making noise
NASA's experimental aircraft, the X-59, is set to return for its second flight, aiming to break the sound barrier without the accompanying sonic boom.
Trying to break the sound barrier without noise
NASA is preparing for a second test flight of the X-59 aircraft, aiming to break the sound barrier without the accompanying loud noise.
F-5: Aircraft that scared residents in southern Rio has been used by the Brazilian Air Force for over 50 years
Two F-5 aircraft from the Brazilian Air Force caused alarm among residents in southern Rio during a training exercise due to their ability to break the sound barrier.
Explosions in Southern RJ: FAB jets break the sound barrier and scare residents
Brazil's Air Force confirmed that loud noises heard by residents in southern Rio de Janeiro were caused by F-5 jets during a training mission.
If a penetrating sound frightens you, here's what it's about
The Croatian Air Force will conduct regular flight activities throughout the day, including breaking the sound barrier, in several counties.
The Ministry of Defense announced breaking the sound barrier over 9 counties due to HRZ flights
Pilots from the Croatian Air Force will conduct regular flight activities, with expected sound barrier breaks causing increased noise in several counties on January 13, 2026.