l21 - Today Announcements: HW#9 is due April 2 at 8:00 am....

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ISP209s8 Lecture 21 -1- Today • Announcements: – HW#9 is due April 2 at 8:00 am. – Submission for the Spring Break Story contest are due April 2 at 8:00 am. • Life in the Universe – Are we alone?
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ISP209s8 Lecture 21 -2- Clicker Questions • Do you believe the Earth has been visited by aliens? A- yes B - no • Do you think there is life elsewhere in the Milky Way Galaxy besides the Earth? A- yes B – no •Why
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ISP209s8 Lecture 21 -3- Are we alone in the Universe? • There are approximately 200 billion other stars in the Milky Way. For reference, we can see only about 20,000 stars, and only if it is very dark. • There are roughly 200,000,000,000 other galaxies (200 billion) • It seems like there is plenty of opportunity for other life. Is it possible? Why haven’t we seen it? • The fields that try to answer this question are astrobiology and exobiology
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ISP209s8 Lecture 21 -4- There are many claims we have been visited •From the National UFO Reporting Center ( http://www.nuforc.org/ ) Twin Cities, MN - August 19, 2004 - 09:00-20:00 hrs. (Central) - A very large, unidentified white object hovered over the Twin Cities area for approximately ten hours. No one, including the FAA or NWS, could identify the object. •Hundreds of supposed photos are here: http://www.ufoevidence.org/photographs/photohome.asp •According to the Gallop organization in 2000, about 33% of Americans believe we have been visited.
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ISP209s8 Lecture 21 -5- Ancient People Recorded Visits Wandjina petroglyphs from Kimberley, Australia About 5,000 years old They have many stories about sky people 6000 BC from Tassili, Sahara Desert, North Africa
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ISP209s8 Lecture 21 -6- Aliens in Ancient Egypt Temple of Osiris at Abydos The inscription clearly shows things the ancient Egyptians could not know about.
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ISP209s8 Lecture 21 -7- Alien Abductions • Estimates are that 4 million Americans have been abducted. There are 10,000s of reports. • People claim to have had similar experiences, scars,
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This note was uploaded on 07/25/2008 for the course ISP 209 taught by Professor Sherrill during the Spring '07 term at Michigan State University.

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l21 - Today Announcements: HW#9 is due April 2 at 8:00 am....

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