Flutterby™! : Why the dinosaurs...

Next unread comment / Catchup all unread comments User Account Info | Logout | XML/Pilot/etc versions | Long version (with comments) | Weblog archives | Site Map | | Browse Topics

Why the dinosaurs...

2009-07-02 18:52:51.426879+00 by Dan Lyke 2 comments

Your disaster speculation for the day: Seed Magazine: The Extinction Oscillator.

... It turns out that the biodiversity minima of the 62-million- year cycle happens when the Sun is “bobbed up” on only one side of the galaxy, when the solar system is on the disk’s upper, “north” side. ...

[ related topics: Nature and environment Astronomy ]

comments in ascending chronological order (reverse):

#Comment Re: made: 2009-07-02 19:20:41.461044+00 by: TheSHAD0W

Scary, isn't it?

...Except the last great extinction, the fall of the dinosaurs, occurred sixty-FIVE million years ago.

Did we miss the bullet?

#Comment Re: Fascinating premise made: 2009-07-02 19:49:47.822802+00 by: jeff

It looks like the "bullet" is at least a few million years out in our future, as our solar system shifts to the "northern plane" of galactic rotation and oscillation.

Fascinating premise.