The water vapor from the hot plane engine turns to ice mid-air which we see as white lines in the sky called contrails. This is the same phenomenon we see when we breathe hot air on a cold day.

A conspiracy theory that airplanes are leaving nefarious “chemtrails” in their wake due to a sinister government plot has ...

People across Israel record videos of ribbon-shaped contrails in the sky, with many believing they were intended as nod to ...

The post IDF says ribbons in the sky caused by spy plane on patrol, not political statement appeared first on The Times of ...

Fairhaven was where 'X' marked the spot this morning, as a pair of contrails in the sky crossed in a perfect manner.

in the sky and scans the aircraft wake with Light Detection and Ranging (LiDAR) technology to create three-dimensional images of contrails.

"A lot of people look up in the sky and some days you see contrails, some days you do not. It's kind of hit or miss with weather, but most people don't think about their climate impact," Miller said.

“A lot of people look up in the sky and some days you see contrails, some days you do not. It’s kind of hit or miss with weather, but most people don’t think about their climate impact ...

Those white lines in the sky trailing behind jet planes are puffy ... Why are wild theories about contrails and other phenomena so persistent on social media? Suzanne Maher doesn't like the ...