The Conversation

Curiosity catches a whiff of methane on Mars – and a possibility of past life

16-12-2014 Author: The Conversation

NASA has revealed that a whiff of methane has been detected twice in the last couple of years at the Martian surface by the Curiosity Rover.

The source of the methane is uncertain. It is not even clear if the methane originated on Mars or arrived there by way of a meteorite that landed on the surface of the red planet, but this is the strongest...

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