When it comes to space travel, Albert Einstein's theory of relativity is a major inconvenience. With the laws of physics (currently) prohibiting faster-than-light travel, velocities are limited to a ...

The early 1960s was a period of great excitement. Space travel had moved from the theoretical to actuality with President Kennedy’s promise to land on the moon by the end of the decade. Randall Ensley ...

Sci-fi is usually associated with the vast unknown of outer space, but the vast unknown of Earth's oceans is far more compelling: 95% of it ...