Cosmic Search Vol. 1, No. 1

ABCs of SETI
By: John Kraus

COSMIC CALENDAR

15 billion BCUniverse began (BIG BANG)
10 billion BCOur galaxy formed
5 billion BCSolar system (sun, earth and other planets) formed
2 million BCHomo sapiens emerged
5000 BCWriting invented
1888 ADHertz produced radio waves
1903 ADLetter "S" sent by radio waves across Atlantic Ocean by Marconi
1959 ADCocconi and Morrison proposed SETI
1960 ADFirst attempt to detect extraterrestrial civilizations by Drake
1979 ADFirst issue of COSMIC SEARCH

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