An international team of astronomers has spotted the farthest known gravitational lens and, as Albert Einstein predicted, it is a galaxy that deflects and intensifies the light of a much further object.
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The Earth gets heavier each day by tons, as meteoric dust settles on it.
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The population of the Earth has more than doubled since 1950.
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An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
9
Earth is the only planet in our solar system that's not named after a god or goddess.
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41% of the moon is not visible from earth at any time.
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Sound doesn't travel in space.
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