WYFF News 4 started getting emails at 12:20 p.m. about "circles in the sky." ...

While the bill targets a practice known as cloud seeding, it has become a focal point for online discussions regarding ...

Europe’s aviation sector is under the microscope. A new report from the European Environment Agency (EEA) reveals that greenhouse gas emissions from air ...

Astronomers have found growing evidence that runaway black holes are hurtling through galaxies at extreme speeds, leaving ...

According to a comprehensive modeling study, the climate benefits of contrail avoidance depend on speed, not perfection ...

What’s up with the contrails? Is it just me, or does anyone else notice the streaked cloud patterns over our fair city lately? Mornings typically start out with cobalt-blue skies, only to be ...

Pinal County says 30 cloud seeding flights in 2025 generated 34,000 acre-feet of rain at a cost of about $6.50 per acre-foot.

Contrails have both warming and cooling effects: they trap infra-red radiation from the earth, which has a warming effect, while also scattering radiation from the sun, so less reaches the surface; ...

Have you ever looked up at the sky and seen those white lines streaming out of an airplane and wondered what they were?

I would like to respond to a letter by Wendy Connor regarding aircraft contrails. This notion about geo-engineering, mind-control chemicals being sprayed, etc. is the result of Idaho's notoriously bad ...

One of the issues I’ve heard about a lot from constituents has to do with perceived, and real, concerns about weather engineering. House File 2173 is a bill that I’ve allowed to run through the ...