Around the web 1/5/2013

EARTH IS JUST ONE PLANET OUT OF 100 BILLION -- From Astrobiology.com: 100 Billion Planets May Populate the Galaxy. Not only could there be 1011 planets in the Milky Way galaxy alone, there are an estimated 1021 stars in the universe. This seems to make Earth, and the humans who inhabit it, seem rather insignificant. But consider this quote …

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Around the web 12/1/2012

NUKE THE MOON!!!! -- U.S. had plans to nuke the moon -- The U.S. Government really wanted to explode a nuclear weapon on the moon in the late 1950s, sort of as a macho "We're better than the Soviets" thing. One of the researchers on this project was a graduate student named Carl Sagan. BIG NEWS …

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Jesus is for geologists (and other scientists)

I've always known that Jesus is for geologists, as well as for biologists, chemists, physicists, archeologists, astronomers, and all other sorts of scientists. There are, of course, many Christians who are scientists, and many scientists who are Christians. As a graduate student in geology, I found rich fellowship with a half dozen Christian geologists-in-training, and …

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Arsenic in DNA – maybe

News of surprising biochemistry: Thriving on Arsenic (NASA Astrobiology Magazine) NASA microbiologist Felisa Wolfe-Simon has discovered bacteria that apparently can use arsenic in its DNA in place of phosphorus. Most biochemistry can be done with six elements: carbon, hydrogen, oxygen, nitrogen, phosphorus, and sulfur (CHONPS). Smaller amounts of a variety of other elements are also …

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A cheaper way to get humans to Mars: One-way tickets

NASA's Astrobiology Magazine has the text of a presentation given by physicist Paul Davies: A One-way Ticket to Mars. The greatest expense in sending a group of astronauts to Mars is actually getting them back to Earth. Davies estimates that we may be able to save up to 80% of the costs by sending a …

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