Do you ever think about the fact that the US has created and legitimized a system of institutionalized inequality by funding schools through property taxes? That basically a child’s education is only as good as the value of the property in their neighborhood. Funny how education is so often viewed as an equalizing factor when there is nothing equal about it.
In 1883, explosions on the island of Krakatoa produced a shock wave that circled the globe 7 times. The event was so loud that anyone within 10 miles would have likely gone deaf, and it could be heard 3,000 miles away. Source