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A century ago, scientists believed there was only one obvious stomping ground for alien biology in
A century ago, scientists believed there was only one obvious stomping ground for alien biology in
A century ago, scientists believed there was only one obvious stomping ground for alien biology in
A century ago, scientists believed there was only one obvious stomping ground for alien biology in
A century ago, scientists believed there was only one obvious stomping ground for alien biology in
A century ago, scientists believed there was only one obvious stomping ground for alien biology in
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Seth Shostak:
Mars still remains the astrobiology community's number one choice for 'nearest rock with life,' butSeth Shostak:
We've accounted for 95 percent of all the stars in the Milky Way. The other 5 percent are big, brigSeth Shostak:
It's the default premise in science: If you observe something in nature only once, you assume thatSeth Shostak:
The mission of NASA's Kepler telescope is to lift the scales from our eyes and reveal to us just hoSeth Shostak:
It's hardly a secret that I'm skeptical of declarations that the aliens are out and about on our plSeth Shostak:
Everything you see is filtered through your visual system (imperfect) and your brain (also imperfecSeth Shostak:
In the four years since its launch, Kepler has chalked up 122 new and confirmed planets. It's alsoSeth Shostak:
Diminutive worlds are more likely to be rocky, and lapped by oceans and atmospheres. In the vernacuSeth Shostak:
The math is dead simple: it seems that the frequency of planets able to support life is roughly oneSeth Shostak:
Give consideration to the fact that alien astronomers could have scrutinized Earth for more than 4