A NASA probe is about to get the first up-close look at a potentially habitable alien world.
The Milky Way may be home to some 3,000 extraterrestrial civilizations but the vast distances between our galactic cousins will make contact extremely rare, a new study concludes.
If Professor Hubert Farnsworth's 'Smell-O-Scope' actually existed, astrobiologists would have pointed it at dozens of alien planets by now.
No matter how advances a hypothetical extraterrestrial civilization becomes, they will still generate a heat signature that we may be able to detect. Continue reading →
Seeking out alien biosignatures in exoplanetary atmospheres will be a key priority for the next generation of space telescopes. Continue reading →
Humanity will probably have to wait a few decades to find out if life is common beyond our own solar system.
The ocean could be as salty as the Dead Sea of Israel and Jordan, which has implications for whether life could survive there.
Could ET be chatting with colleagues or robots on sister planets in its solar system? Maybe so, say scientists who last year launched a new type of Search for Extraterrestrial Intelligence, or SETI, project to eavesdrop on aliens.
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