An interesting discussion from the field of astronomy: Considered minor planets, asteroids are categorized according to their orbits. Also, contrary to sensationalistic Hollywood’s film portrayals, the probability of them posing a danger to planet Earth in the short-run is slight. To the science enthusiasts among our subscribers, enjoy! A documentary by WissensMagazin.

The Sun is the dominant orb in our planetary system. According to researchers, its light will extinguish in 4 billion years. Enough time for a couple more sunbaths. A documentary by WissensMagazin.

In this clip by Mathematik.net, a magnetic levitation train in a vacuum tube is used to illustrate Newton’s First Law.

Who still remembers Newton’s First Law? Nobody? Well, then this clip by Mathematik.net is exactly right for you. Have fun brushing up on your physics (and language skills at the same time) while watching this video.