Mysteries of the world and beyond. Is there life after death? Are there other worlds and dimensions? Are we alone in the universe? These and other questions and possible answers.
Astronomers have detected mysterious radio bursts from a galaxy 1.5 billion light-years away. So could this be an alien signal? Before we talk about an alien signal, let's mention that the universe is an overwhelming vast and silent space. This is because sound waves cannot travel through a vacuum. But we can hear electromagnetic or [...]