[LINK] SETI picks up regular laser pulse emanating from space
kim at holburn.net
Mon May 18 20:28:33 EST 2009
> AFTER you've spent more than 20 years hunting for an alien signal,
> you think you'd be celebrating if you noticed a mysterious pulse
> suddenly rising up on your computer readouts. A regular pulse, amid
> the random clatter of the cosmos, suggests that someone very smart
> at the other end is sending a message.
> But when Ragbir Bhathal, an astrophysicist at the University of
> Western Sydney, who teaches the only university-based course on SETI
> (search for extraterrestrial intelligence) in Australia, detected
> the suspicious signal on a clear night last December, he knew better
> than to crack open the special bottle of champagne he has tucked
> away for the history-making occasion.
> Instead, he's spent the past few months meticulously investigating
> whether the unrecognised signature was caused by a glitch in his
> instrumentation, a rogue astrophysical phenomenon, or some unknown
> random noise.
This from the article caught my attention:
> The belief that an alien civilisation might also be listening to our
> television and radio signals has also been dashed by the recent
> discovery that the signals don't, as once thought, reach into deep
> space: they eventually become so weak that they disappear in the
> roar of the electromagnetic noise.
Whew, I have worried for a long time that all that crap would be
noticeable out there. I can stop worrying now.
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