Nasa probing oxygen mystery on Mars

The oxygen in Martian air is changing in a way that can't currently be explained by known chemical processes.

By Paul Rincon • bbcnews
Nov. 14, 2019 ~9 min

planets nasa mars space-exploration curiosity-rover

Nasa's Curiosity Mars rover senses methane spike

Nasa's Mars robot records its largest measurement yet of methane in the Red Planet's air.

BBC Science News • bbcnews
June 24, 2019 ~3 min

geology nasa mars space-exploration curiosity-rover

Mars methane surge spotted from space

A European spacecraft has confirmed a report of methane being released from the surface of Mars.

BBC Science News • bbcnews
April 2, 2019 ~4 min

mars space-exploration curiosity-rover

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