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Are Are

We We

Alone?Alone?


Are Are TheyThey Alone? Alone?


Birth of Radio AstronomyBirth of Radio Astronomy

• Karl JanskyKarl Jansky

• Bell Labs, 1932Bell Labs, 1932

• Bruce Array Bruce Array

• Cosmic StaticCosmic Static


Amateur ScienceAmateur Science

• Grote Reber, W9GFZGrote Reber, W9GFZ• 10 meter dish, 193710 meter dish, 1937• first true radio telescopefirst true radio telescope• first Milky Way mapfirst Milky Way map


So What’s A SETI?So What’s A SETI?


Searching for Inter-Searching for Inter-Stellar CommunicationStellar Communication


Project OzmaProject Ozma

• Frank D. DrakeFrank D. Drake• Green Bank WV, 1960Green Bank WV, 1960• Two Sun-like StarsTwo Sun-like Stars• Order of the DolphinOrder of the Dolphin


The Drake EquationThe Drake Equation


Big EarBig Ear


Mom?Mom?


Wow!Wow!


Could It Be Could It Be a Hoax?a Hoax?


The Microwave WindowThe Microwave Window


Extra-Solar Planets? Extra-Solar Planets?


Habitable ZonesHabitable Zones

• Stable OrbitsStable Orbits• Rocky ShoresRocky Shores• Nitrogen SkiesNitrogen Skies• Liquid WaterLiquid Water


Life in the UniverseLife in the Universe

• Planets AbundantPlanets Abundant• Liquid WaterLiquid Water• Organic MoleculesOrganic Molecules• Microbial LifeMicrobial Life


Complex Life?Complex Life?


Intelligent Life?Intelligent Life?


What Does It Take?What Does It Take?

• Once, facilities only Once, facilities only governments could governments could affordafford

• In fact, the kinds In fact, the kinds not evennot even governments can affordgovernments can afford

• New paradigm: SETI New paradigm: SETI with what with what youyou can afford can afford


The SETI League, Inc:The SETI League, Inc:

•GlobalGlobal•Grass-rootsGrass-roots•NonprofitNonprofit

A New A New Kind of Kind of

Ham ClubHam Club


Do It Yourself SETIDo It Yourself SETI


Project ArgusProject Argus

Launched 21 April 1996Launched 21 April 1996Initially, 5 radio telescopesInitially, 5 radio telescopes

Our Goals:Our Goals:

• 5000 small dishes5000 small dishes• Coordinated via Coordinated via

the Internetthe Internet• All directions at onceAll directions at once


Going Going GlobalGlobal


Array2kArray2k


Arecibo TestsArecibo Tests


Extra-Terrestrial QSLExtra-Terrestrial QSL


ETCCETCC


Honor RollHonor Roll


SymposiaSymposia


How To Join UsHow To Join Us

[email protected]@setileague.org1 (800) TAU-SETI1 (800) TAU-SETI


There are so many There are so many

successful musicianssuccessful musicians

with no talent . . .with no talent . . .

Why can’t I be Why can’t I be

one of them?one of them?

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