According to a study by the National Science Foundation, only half of Americans believe in evolution, and one in 4 don't know that the Earth orbits the Sun.
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Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
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An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
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MDIF, a New York based non-profit organisation, is planning to beam free Wi-Fi to the entire world from space.
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There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
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