TSUKUBA, Japan — Living near an airport might be more complicated than just dealing with noisy takeoffs. Scientists have just discovered mysterious “onion-like” particles in aircraft exhaust that have ...

Chinese scientists have developed what they claim to be the world's first near-100% efficient jet engine afterburner. If true, this new technology could give Chinese jet aircraft a significant 'edge ...

Contrails are visible lines in the sky behind aircraft that occur when warm jet engine exhaust meets the colder surrounding atmosphere, forming small ice crystals. Most contrails dissipate within ...