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.
During this week's House Science and Technology Committee hearing U.S. Rep. Chris Collins, a New York Republican, put the question of UFOs to a special panel of SETI scientists. Continue reading →
Curious about whether there is life beyond Earth? The answer should come within 20 years, astronomers told members of a Congressional science committee on Wednesday.
The people of planet Earth would be wise to raise their cosmic consciousness prior to contact with an extraterrestrial civilization, a new study shows. Continue reading →
Dr. Ian O'Neill, space producer for Discovery News, steps in to discuss some of the ways scientists are working to detect signs of life on other worlds.
Most of the exoplanets being found by astronomers are too far away to detect the chemical signatures of life.
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