Mexico City sinks by 10 inches every year!
That's over 3 feet per year! This is because it was created thousands of years ago on a lake. Today, the lake is part of Mexico Metropolis's aquifer system, and water demand is so high that the city is sinking.
Nobody expected that the first gravitational waves would be observed from a binary black hole system.
The name Dussehra is derived from the Sanskrit phrase Dash Hara, which in English means "the defeat of the Sun.