Black holes have theoretical opposites known as white holes. Black holes are known for their voracious appetites; their influence is so strong that even light can’t escape their gravity. But they have a theoretical converse – white holes. They are effectively the opposite of their dark relatives, spitting out light and matter instead of trapping it. So far, they are purely hypothetical objects; astronomers are contemplating how they could form in reality.
100 Mind-Blowing Converse Facts
Multilingual Metropolis: London has more than 8 million residents who converse in a variety of languages. It is estimated that around 300 languages are spoken in the city.