are we alone?

Are Are

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

www.setileague.orgwww.setileague.orgjoin@setileague.orgjoin@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?

are we alone?

Documents

with technology we are never alone...just lonely

look, we are not alone (how big you are, thing before pride)

what if we are alone ?

we are not alone ms. potter’s principle of health science

alone we are strong, together we are stronger · abstract...

are we alone in the universe? leslie wickman, ph.d

so...are we alone?

because we are your friends / you'll never be alone again...

extraterrestrial intelligence are we alone

“we are not alone...” - imperialism encountering the...

foreign and military policy american government: we are not...

we are not alone. .

are we alone in the univers w2003

we are not alone - the mhpss network we are not alone . we...

we are not alone expanded message resources

‘we are not alone with this diagnosis’ - alzheimer's...

are we alone? - the search for life beyond the earth

origin of life k. sathasivan. are we alone? a.yes b.no

week 5 rdg081. quote of the week “we read to know we are...

we are not alone