It's as if someone in a galaxy far, far away rang a loud bell. Could it be a signal from aliens trying to get in touch? Or is it something hitherto unknown, but still completely natural?
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Morgan Freeman Wormhole
The question become particularly intriguing when we realize that astronomers now estimate that the Milky Way galaxy alone may harbor as many as 4.5 billion Earth-sized planets in the "habitable zones" around their host stars.
The team selected 86 stars using data from NASA's planet-hunting Kepler space telescope, and also observed 19 stars that
If our Milky Way galaxy and the universe at large are indeed teeming with intelligent extraterrestrial (ET) civilizations, why haven't we seen any sign of them yet? In other words, where are they? This mystery has become known as the "Fermi paradox."
"SETI is looking for Mr. Right or maybe Ms. Right, depending on your point of view," Shostak said. "It helps to find out
We generally assume that every mag cover we see has received a dose of Photoshop, whether it be an extra heavy helping (like
The Allen Telescope Array, a major instrument designed to speed up our hunt for intelligent beings, has been turned off. It's as if Columbus's armada of ships, having barely cleared Cadiz, were suddenly ordered back to Spain.