Tag Archives: Astrobiology

So what if we find alien life? Don’t panic!

AUSTIN, Texas — If extraterrestrial life exists, there’s a chance we’ll detect it sometime in the next 20 years. And then what? A recently published study suggests that most folks will take the news calmly, if they care at all. “How … Continue reading

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Scientists fine-tune the formula for finding life

Is the presence of oxygen in the atmosphere of an alien world the only sure-fire sign that life is present? Not necessarily: Scientists say the chemical signature of biological activity is likely to be more subtle, involving a mix of … Continue reading

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Scientists will seek signs of aliens’ bad behavior

Global warming and nuclear blasts may be bad for humanity, but astrobiologists say they could be good indicators of the presence of intelligent life on distant worlds. Such signatures of risky biological behavior should therefore be included in the list … Continue reading

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How scientists are expanding the SETI spectrum

BERKELEY, Calif. — Twenty years after the movie “Contact” brought the search for extraterrestrial intelligence, or SETI, to the big screen, it’s dawning on astronomers that the real-world plotline might turn out to be totally different 20 years from now. So far, … Continue reading

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How we’re turning Earth into alien planet

A trio of scientists has just laid out a new classification scheme for planets that would put Earth into a hybrid category, making the transition from a diverse, photosynthetic-based biosphere to a world dominated by an energy-intensive civilization. The researchers’ … Continue reading

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‘Search for Life in Space’ hits the big screen

What better way to celebrate 40 years of NASA’s interplanetary Voyager mission than with an eye-filling movie that brings the decades-old story up to date? “The Search for Life in Space,” an IMAX 3-D documentary that opens at the Pacific Science … Continue reading

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Hubble keeps hope alive for alien oceans

Do some of the Earth-sized planets around a dwarf star called TRAPPIST-1, just 40 light-years away, have liquid water? Newly reported findings from the Hubble Space Telescope give astrobiologists continued cause for hope. The seven TRAPPIST-1 planets created a sensation in … Continue reading

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