Joshua Colwell's Discussions (10)

Discussions Replied To (10) Replies Latest Activity

"Fun to watch these two chat. Is this part of a longer conversation that is available…"

Joshua Colwell replied Mar 5, 2013 to Richard Dawkins & Ricky Gervais on Religion

5 Mar 5, 2013
Reply by Joseph P

"The Fermi Paradox is not something that can be rejected. It is a statement of fact:…"

Joshua Colwell replied Jan 26, 2013 to "Alone in the Universe" by John Gribbin

54 Jan 30, 2013
Reply by Peter N

"The galaxy has been around for a long time. The fact that we cannot visit other star…"

Joshua Colwell replied Jan 1, 2013 to "Alone in the Universe" by John Gribbin

54 Jan 30, 2013
Reply by Peter N

"The point of the Fermi paradox is that the distances are irrelevant because the leng…"

Joshua Colwell replied Jan 1, 2013 to "Alone in the Universe" by John Gribbin

54 Jan 30, 2013
Reply by Peter N

"Yes, one resolution to the Fermi paradox is that aliens follow the Prime Directive."

Joshua Colwell replied Dec 26, 2012 to "Alone in the Universe" by John Gribbin

54 Jan 30, 2013
Reply by Peter N

"That sounds like an interesting book. We really have no idea at this point if life i…"

Joshua Colwell replied Dec 26, 2012 to "Alone in the Universe" by John Gribbin

54 Jan 30, 2013
Reply by Peter N

"You have greater faith in what the instrument P.I. determines worthy of historical n…"

Joshua Colwell replied Nov 22, 2012 to What's the Mystery Find on Mars?

25 Dec 25, 2012
Reply by Dennis Kelley

"Yes, amino acids would not be much for the history books unless they were in some un…"

Joshua Colwell replied Nov 21, 2012 to What's the Mystery Find on Mars?

25 Dec 25, 2012
Reply by Dennis Kelley

"They've found water at the poles and evidence of past water everywhere else, but no…"

Joshua Colwell replied Nov 21, 2012 to What's the Mystery Find on Mars?

25 Dec 25, 2012
Reply by Dennis Kelley

"My guess is that they have found some water molecules, probably as part of a clathra…"

Joshua Colwell replied Nov 21, 2012 to What's the Mystery Find on Mars?

25 Dec 25, 2012
Reply by Dennis Kelley

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