Life
Alien hunting: how to find DNA on Mars
Craig Venter's plan to sequence the Martian genome sounds ambitious but DNA may be found on the Red Planet if we know how and where to look
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Life
Meteorite’s left-handed molecules a blow to ET search
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Life
Life: is it inevitable or just a fluke?
Features
Space
Budget cuts put alien search on hold
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Life
Alien-life claims spark monster mud-slinging
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Life
To boldly sow: Seeding the galaxy with Earthly life
Features
Life
Could we detect trees on other planets?
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Life
Arsenic-based bacteria point to new life forms
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Life
Stingy aliens may call us on cheap rates only
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