The public and news media should keep in mind that science is a system of organized skepticism. And it's that way for a good reason; skepticism keeps us from drawing unwarranted conclusions from what we observe.
Signal detected by SETI researchers could have come from someplace much closer to home.
Cabrol's words are comparable to that of Arroway's, who praises the "acquisition of technology" as the catalyst for finally
Perspective is important. It may well be that characterizing our world as being at war for 5,000 years is accurate, but it
In the three-way horse race to prove that biology is not just a terrestrial aberration, there's one steed that many people ignore: sampling the air of distant planets to see if they contain the exhaust gases of life, or in the jargon of astrobiologists, biosignatures.
"We really do know that pretty much every star in the sky hosts at least one planet," says astronomer Adam Frank.
Billionaire Yuri Milner has an audacious plan to send miniature spacecraft to Alpha Centauri.
Perhaps a more important question is not about the risks of transmitting, but the dangers in receiving. Many in the SETI community have shown commitment to the belief that a technologically advanced civilization will be altruistic, despite the lack of evidence supporting that assumption. Therefore it is assumed there are no significant risks with listening quietly.
In an interview for Business Insider, astronomer and former director of the Center for SETI Research Jill Tarter, responded to Stephen Hawking's concerns about Active SETI, or sending messages to possible extraterrestrial civilizations rather than simply waiting and listening for signals from said intelligent aliens.