What If is a Webby Award-winning science web series that takes you on a journey through hypothetical worlds and possibilities, some in distant corners of the universe, others right here on Earth." ...

Flat Earth theory, the erroneous idea that the Earth is flat, continues to persist online despite overwhelming evidence to the contrary. Some proponents of this model believe that the Earth ...

The situation described in the video would not result in a plane flying “upside down” because Earth does not have a top or bottom. The force of gravity pulls everything on the planet toward ...

And we also want to be able to prevent taking microbes from Earth to those other planets 'cause we don't wanna contaminate those other planets. So researchers will come here and they will look for ...