Are parallel universes just a sci-fi fantasy—or a serious possibility modern physics can’t ignore? In this episode, we break down what “the multiverse” actually means, the biggest versions of the idea ...

Scientists have long pondered on one of the universe's greatest mysteries: Are we alone? They have searched the cosmos, but so far, there has been no sign of extraterrestrial life. Is it possible that ...

A team of Chinese researchers has suggested that the mysterious gravitational wave detected in 2019, known as GW190521, may not have originated in our universe at all, but instead from a parallel ...