(NewsNation) — Theoretical physicist Dr. Michio Kaku supports the concept of parallel universes, but he says people shouldn’t get their hopes up about meeting their doppelganger in another dimension, ...

Have you ever thought: "What if I had accepted this job abroad?", "What if I had stayed with this person?", "What if I had followed this other path?"... Welcome to the fascinating – and sometimes ...

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 ...

Have you ever thought what if? What if I’d said no to my friend’s last-minute dinner invitation? What if I’d taken that job? What if I’d missed that call? What if I’d broken up with them then? What if ...