Home to the world’s third-largest population, with over 310 million people, it includes both densely populated cities with sprawling suburbs and vast, uninhabited and naturally beautiful areas.…… Read more “Travel America”
Category: Travel
Auroras: What makes them happen?
An aurora happens when energetic electrically charged particles, like electrons, collide with atoms of gas as they accelerate along the Earth’s magnetic field lines in the upper…… Read more “Auroras: What makes them happen?”
