Comments on: Life On Earth: A Losing Game of Whack-A-Mole?

By: Introducing The Quark, A Prize For Science Blogs | The Loom | Discover Magazine

Tue, 26 May 2009 14:56:19 +0000

[...] Life On Earth: A Losing Game of Whack-A-Mole? [...]

By: S Johnson

S Johnson — Fri, 22 May 2009 17:48:56 +0000

When did the date for the Moon-forming collision get set to 4.4 By? Last I heard, that date had been 3.9 to 4.2 By or so. Guess I had better spend less study time on galaxy formation and more on solar system formation.

By: marcel

marcel — Wed, 20 May 2009 23:50:00 +0000

So some researchers have suggested that these huge impacts sterilized the planet, and as soon as things calmed down, up popped life.

Sterilization suggests that something must have been alive beforehand. So life popped up before it popped up?

By: Carl Zimmer

Carl Zimmer — Wed, 20 May 2009 21:41:20 +0000

D’oh! Fixed.

Everyone knows that blogs did not evolve until a billion years ago.

By: Romeo Vitelli

Romeo Vitelli — Wed, 20 May 2009 21:34:22 +0000

“which some researchers consider just blogs of minerals”

Minerals wrote blogs? Who knew?

By: Christopher Mims

Christopher Mims — Wed, 20 May 2009 20:15:31 +0000

Beautifully written, but that’s sort of a cold comfort, you know.