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Could Ancient Space Dust Reveal Mysteries of Earth's Early Atmosphere? Options
Daemon
Posted: Tuesday, May 17, 2016 5:00:00 AM
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Could Ancient Space Dust Reveal Mysteries of Earth's Early Atmosphere?

Specks of ancient space dust, preserved in limestone in Western Australia's Pilbara region, could upend current theories about the history of oxygen on Earth. By analyzing the chemistry of ancient micrometeorites, or microscopic flecks of meteor that are ... More...
srilalitha p
Posted: Tuesday, May 17, 2016 3:29:04 AM

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An eye opener!!!
MathGenius
Posted: Tuesday, May 17, 2016 8:59:01 AM

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Wow. I can't believe it!
Rahul Goyal
Posted: Tuesday, May 17, 2016 8:08:56 PM

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Sounds interesting
ChristopherJohnson
Posted: Wednesday, May 18, 2016 2:01:48 AM

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Water and oxygen and water seem to be a very common chemical elements in Cosmos. This is I am rather sceptical about the theory that water was brought to the early Earth by comets and asteroids.
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