Tag Archives | helium

September 28th: The Connection Between Metal Abundances and the Evolution of Galaxies

September 28th: The Connection Between Metal Abundances and the Evolution of Galaxies

Date: September 28, 2009 Title: The Connection Between Metal Abundances and the Evolution of Galaxies Podcaster: Duane Lee from Columbia Astronomy Organization: Columbia University Astronomy http://outreach.astro.columbia.edu Description: Metals in astronomy refer to any element heavier than Helium on the periodic table. The abundance of metals, with the exception of a few, tells us the processing […]

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September 11th: Pluto, Stand Thou Still!

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Date: September 11, 2009 Title: Pluto, Stand Thou Still! Podcaster: Larry Sessions Organization: None Description: Pluto, the only object ever to be demoted from full planet status, is stationary today, even though it currently is traveling at about 5 kilometers per second! It never stops, so how can it be “stationary?” Motion – or lack thereof […]

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August 8th: A History of Modern Astronomy in Thailand Part 1

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Date: August 8, 2009 Title: A History of Modern Astronomy in Thailand Part 1 Podcaster: Visanu Euarchukiati Organization: Khaikhan Nithan Dao http://www.khaikhan.in.th Description: Part 1 tells about Thailand’s astronomy before the 20th Century. Not long after the advent of the telescope, late 17th Century Siam (former name of Thailand) built the first modern astronomical observatory […]

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June 3: Why We Need Neutrino Telescopes

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Date: June 3, 2009 Title: Why We Need Neutrino Telescopes Podcaster: Steve Nerlich Links: Cheap Astronomy Description: Cheap Astronomy says ‘yes we can’ to all those skeptics who doubt the universe’s one second old baby photo can ever be observed directly. Bio: Explore the universe on a shoestring. Cheap Astronomy offers an educational website where […]

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May 29th: Dear Lyla, This is where you came from

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Date: May 29, 2009 Title: Dear Lyla, This is where you came from Podcaster: Lyla’s Uncle Johnny Organization: None Description: May 29th will be my niece’s 1st birthday. I’ll write/read her a “letter” explaining where the heavier elements in her body came from, explaining how they were created millions of years ago in supernova explosions […]

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May 18th: The Life of a Proton

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Date: May 18, 2009 Title: The Life of a Proton Podcaster: Nik Whitehead Description: The universe around us is made up of many different types of atoms, yet only two types, hydrogen and helium, were created in the Big Bang. Other elements have been formed by a wide variety of fascinating astrophysical processes since then. […]

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April 2nd: Searching for Distant Hydrogen from the Australian Outback

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Date: April 2, 2009 Title: Searching for Distant Hydrogen from the Australian Outback Podcaster: Nicole Gugliucci Organization: PAPER (somewhat technical website): http://astro.berkeley.edu/~dbacker/eor One Astronomer’s Noise (Nicole’s blog): http://gugnico.blogspot.com Description: Astronomers are looking back to the earliest epoch of star and galaxy formation in our universe by mapping distant hydrogen gas. As the first stars and […]

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