A look at the debate over building a city on the Moon or Mars, covering scientific findings, mission timelines and challenges discussed on the Fiction Science podcast.

Scientists confirm meteorites contain all five DNA bases, indicating life's building blocks may have formed in space. Discover what this means for the origins of life.

Read today's free daily Cancer horoscope to see what's in store for you including predictions on love, romance, health, happiness, career, success and more ...