Earth is home to some truly bizarre and breathtaking landscapes — here are 20 that look straight out of an alien world. For centuries, humanity has dreamed of exploring distant planets.

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While we often look to the stars, planets and moons for bizarre and fantastic ... The bizarre dragon's blood tree, with its vein-like umbrella canopy, is only native to the remote island of ...

They like to refer to ... She says that in the past, our planet would not have looked so different from its two neighbors. Those planets — Earth, Mars, and Venus — look very different from ...

A series of studies have cast doubt on the sensational claim that "the strongest evidence yet" was found that life exists ...

They like to refer to ... you would see three rocky planets, each of which had oceans," Gilmore says. Those planets — Earth, Mars, and Venus — look very different from each other today.