condensation

Cloud holes can appear between the middle clouds due to the turbulence of the aircraft moving through.

Since its appearance in 1946, the technology of artificial rain has been widely applied in many countries around the world to help combat droughts, reduce air pollution, serve

Super airplanes with speed exceeding the speed of sound 6 times were no longer fiction stories. Therefore, it is no longer difficult to witness the beautiful scene when the

Even if you reheat food from the previous night, it's more dangerous than you think.