Ripples in a galactic pond
Article Abstract:
Astronomers are realizing that the beautiful shapes of galaxies are essential to the galaxies' growth and development. Spiral galaxies are some of the most beautiful sights in the night sky as it consist of flattened, rotating disk of stars, gas and dust.
Publication Name: Scientific American
Subject: Science and technology
ISSN: 0036-8733
Year: 2005
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Primordial deuterium and the Big Bang
Article Abstract:
The hydrogen isotope called deuterium is believed to be present in huge quantities before the Big Bang. Therefore, traces of deuterium which can be detected in space are remnants of the Big Bang and can provide clues to the origin of the universe.
Publication Name: Scientific American
Subject: Science and technology
ISSN: 0036-8733
Year: 1996
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Echoes from the big bang; scientists may soon glimpse the universe' beginnings by studying the subtle ripples made by gravitational waves
Article Abstract:
It is possible that many questions about the origin of the universe may be answered as scientists begin studying the cosmic microwave background. It is expected that this radiation will provide clues in the form of gravitational waves.
Publication Name: Scientific American
Subject: Science and technology
ISSN: 0036-8733
Year: 2001
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