Scientists and modern explorers are determined to send humans to Mars; as NASA builds its first spacecraft to carry astronauts to Mars and tech visionaries devise extraterrestrial colonies, future on Mars might be a reality.

NASA's Curiosity mission to Mars is examined.

Elon Musk explains his quest to colonize Mars.

What lies beneath the surface of Mars.

A look at the rockets NASA is planning to build so that humans can visit Mars.

The Curiosity Rover is examined.