But do you really need to be supplementing electrolytes, or is all of this just electro-hype? Two experts spoke to The Post ...

Contrails — the little white lines streaming out of an airplane — form when the hot air from the exhaust mixes with the cooler temperature and low-pressure environment.

“Following the reports in the press over the past couple of days and for all those asking me on here, it’s with a heavy heart I post the White Lines season 2 ship has well and truly sailed ...

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.

Distinct white lines gradually evolve from tan and rust-red. Strips of white crisscross a desert so dry that it rains less than an inch every year. The landscape changes as lines take shape to ...