As the SR-71 Blackbird retired, rumors of a new aircraft began to spread — one faster, higher, and more advanced than anything the world had ever seen. Known only as “Aurora,” this supposed top-secret ...

Few legends of aviation history enthrall like the story of the SR-91 Aurora, an alleged hypersonic plane said to have achieved speeds of over Mach 5. The story of the Aurora has become inextricably ...

The challenge of addressing aviation’s non-carbon dioxide emissions is receiving greater attention, with the climatic impact associated with tell-tale signs in the sky coming under increased study.

While there is a growing consensus that aircraft contrails contribute to aviation-attributable atmospheric warning, there is less agreement about how and when to implement avoidance strategies. But ...

Contrails will likely contribute more than 0.1C to global temperature rise by 2050 unless mitigation measures are taken, researchers warn. Credit: Guy Norris/AW&ST Aviation still has an opportunity to ...