Scientists find oceans of water on Mars. It's just too deep to tap.
59
votes
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Doubts grow about the biosignature approach to alien-hunting
14 votes -
Scientists attempt to explain “magic islands” on Saturn’s largest moon
6 votes -
A 1990 experiment to test whether we could discern life on Earth remotely
9 votes -
Mars 2020 remains on track for July launch
8 votes -
Planetary science decadal survey to include astrobiology and planetary defense
3 votes -
Mars methane hunt comes up empty, flummoxing scientists
6 votes -
Something on Mars is producing gas usually made by living things on Earth
9 votes -
The great silence
6 votes -
Bacteria that survive in dim, red light 'could help us colonise Mars'
4 votes -
Organic matter found on Mars in 'significant breakthrough'
15 votes