Florida has banned "geoengineering," or weather modification, in response to conspiracy theories about "chemtrails." Scientists explain that the white streaks behind jets, called contrails, are ice ...

A mysterious unidentified "burning object" spotted in the skies over central Estonia may simply be aircraft contrails in a light particular for the time of year, Maaleht reported.

You've definitely seen them in the sky before, but have you ever wondered how plane contrails form? Typically it's a fairly simple process of condensation from jet engines, but sometimes it's just the ...

It has been fun watching Florida’s “chemtrails” conspiracy theorists get a taste of the real world. Florida’s multi-pronged attack on science and responsible public policy has taken many forms. The ...

PHOENIX (AZFamily) — There have been all kinds of theories about jet contrails over the years. In reality, they have a very simple scientific explanation. You will often see a white streak trailing ...

Contrails vs. chemtrails: What Alabama’s new weather bill actually bans ...

Some contrails can contribute to global warming. Contrails—pure ice clouds (“cirrus”) that form from aircraft exhaust under specific cold conditions—can trap heat in the atmosphere, sometimes creating ...