Find out how we would be able to get anywhere in just under forty five minutes, if it weren’t for that pesky molten core at the center of the earth. Imagine getting anywhere on earth in under an hour, ...

A brief look at the gravity train concept and how it works.

Imagine drilling a hole through Earth, hopping on a train powered by gravity alone and traveling through from one end to the other. How long would you spend on that “gravity train” before popping out ...