search for extraterrestrial intelligence
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Where Are All the Aliens? Maybe Trapped in Underground Oceans
Saturn’s moon Enceladus.Image: NASA/JPL/Space Science Institute A planetary scientist says subterranean water worlds are likely common in the galaxy and…
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Having Lost Its Original Atmosphere, This Freaky Planet Is Now Growing a New One
Artist’s depiction of exoplanet GJ 1132 b,Image: NASA/ESA/R. Hurt (IPAC/Caltech) Who says you can’t lose your atmosphere to a nearby…
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Cleanup Costs at the Damaged Arecibo Observatory Could Reach $50 Million
Damage at the dish following the collapse of the 900-ton instrument platform.Image: Ricardo Arduengo/AFP (Getty Images) A new estimate suggests…
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Abigail Allwood’s Hunt for Alien Fossils on Mars Has Begun
When the NASA Mars rover Perseverance was dramatically airlifted through the Red Planet’s atmosphere and touched down on the iron-rich…
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