Cloud seeding does not create clouds or precipitation from clear skies. It can only be effective when clouds with the right ...

Contrails are clouds made of ice particles, which can be created when airplanes fly through cold, humid air. Persistent contrails are estimated to have a warming climate impact. Flight tests will ...

A new study finds it might be relatively affordable as well. A handful of studies have concluded that making minor adjustments to the routes of a small fraction of airplane flights could meaningfully ...

GE Aerospace is partnering with NASA to carry out a series of flight tests designed to improve the industry’s understanding of contrails. To be performed over the week commencing 18 November, the ...

FARNBOROUGH—Airbus UpNext, the aircraft maker’s technology innovation arm, plans to flight test a hydrogen-burning engine at altitude on a powered glider early next year as part of research into ...