Aliens From a Parallel Universe May Be All Around Us—And We Don’t Even Know It, Study Suggests
Our universe does host life, but it’s not the most optimal universe for life. Published in 1962 by American astronomer Frank ...
PBS13y
Science Fiction and Fact
In the story "Sidewise in Time," a mathematics professor named Minott predicts that patches of parallel universes—worlds where human history unfolded differently—will start to tear through ...