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aliens
SETI Picks Up Regular Laser Pulse Emanating From Space
Astrophysicist Ragbir Bhathal works with SETI to scan the skies for possible communications from extraterrestrial intelligences. Unlike most SETI facilities, which look for radio signals, Bhathal's looks for laser pulses. And now he's found one. More » -
science and science fiction
Science Could Stand To Learn From Science Fiction
Science fiction often gets basic science wrong, but it still has a lot to teach scientists about the implications of their work, says science educator and SF author Mike Brotherton. More » -
seti
We Could Be Discovering Earthlike Planets By 2013
There are probably billions of Earthlike planets in our galaxy alone, predicts scientist Alan Boss. With NASA launching the Kepler satellite, seeking other Earths, you can expect the first discoveries in a few years. More » -
space
"Earth Stood Still" Science Advisor Reveals All
SETI Senior Astronomer Seth Shostack was a science advisor to The Day the Earth Stood Still, and spills his guts about the experience today in an article for Space.com. Apparently he tried (sometimes vainly) to correct a lot of astronomy-related inaccuracies in the movie, and also told John Cleese the meaning of life while working on set. Apparently Cleese wasn't thrilled with his answer. It's a great article - definitely check it out. [via Space.com] -
astrobiology
'Galactic Internet' Could Broadcast Alien Signals
If we received a message from an extraterrestrial civilization, would we necessarily realize it? SETI has long scanned the skies for evidence of alien transmissions, while others have proposed a hunt for physical artifacts sent by our distant neighbors. But neutrino physicists at the University of Hawaii have proposed yet another possibility: that humans have already received an extraterrestrial communication, and that we might find the message in our existing observations of the stars. More » -
very awesome array
Very Large Array Getting Even Larger
The 27 massive antenna dishes that make up the Very Large Array radio telescope have given us some astonishing glimpses into the cosmos (and have repeatedly detected signals sent by intelligent aliens in some of our favorite scifi films). As impressive as it is, the VLA is about to get a major upgrade. Astronomers are going to be able to do some amazing things with VLA 2.0. More » -
Xenocommunications
College Course Teaches Students to Commune with ET
It’s all well and good to go looking for extraterrestrials, but what are we going to say once we find them? A workshop at the University of Wyoming, “Writing for an Extraterrestrial Audience,” asks students how they would explain the human condition to interstellar visitors. More on the pedagogy of cross-species communications after the jump. More » -
aliens
Failure of the Planet of the Apes Hypothesis
Charley Lineweaver, a scientist with the SETI Institute, argued today that pure human vanity, not scientific evidence, leads us to believe that if humans were wiped off the face of the Earth some other species (probably an ape of some kind) would rise to fill the "intelligence niche" that we Homo sapiens currently occupy. He calls this the "Planet of the Apes hypothesis," and believes that life here on Earth has already shown it to be false. That means the way we're searching for extra-terrestrial life — or even the act of searching itself — is terribly misguided.
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astrobiology
Future SETI: Looking for Alien Lasers, Gravity Waves
If you've ever seen the movie Contact, you'll know the alien-hunter stereotype: quirky, visionary loners who sit up all night listening to static, hoping for the signal that will change the world. That's probably not far off from real life, except that SETI (that's Search for Extra-Terrestrial Intelligence) scientists are getting creative. Here at the Astrobiology Science Conference, 2008, they're presenting new ways of looking for little green men, including watching for signs of alien lasers, infrared signals, and even gravity waves. More »
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