Free Republic
Browse · Search
General/Chat
Topics · Post Article

Skip to comments.

What's painting dark streaks on Mars?
New Scientist ^ | 02/14/09

Posted on 02/15/2009 11:17:03 AM PST by KevinDavis

WHAT'S painting Mars? Every spring, dark streaks appear on its polar dunes, which may be caused by liquid water near the surface - a fillip for the hunt for life.

The dark streaks of sand a few metres wide slide downslope at about a metre a day. "They show a branching pattern, so it seems like some liquid material is flowing," says Akos Kereszturi at the Collegium Budapest in Hungary.

(Excerpt) Read more at newscientist.com ...


TOPICS: Astronomy; Miscellaneous; Science
KEYWORDS: catastrophism; mars; space
Navigation: use the links below to view more comments.
first previous 1-2021-23 last
To: KevinDavis

"Happy dark streaks..."

21 posted on 02/15/2009 7:00:12 PM PST by BookmanTheJanitor
[ Post Reply | Private Reply | To 1 | View Replies]

To: Grizzled Bear
Transplanetary skid-marks?

Don't tell my wife. She has enough dealing with the ones in her own little world. :-)

22 posted on 02/15/2009 7:06:59 PM PST by bigheadfred (Negromancer !!! RUN for your lives !!!)
[ Post Reply | Private Reply | To 10 | View Replies]

To: KevinDavis

It’s a giant

There’s no toilet paper on Mars...


23 posted on 02/15/2009 8:35:20 PM PST by wastedyears (April 21st, 2009 - International Iron Maiden Day)
[ Post Reply | Private Reply | To 1 | View Replies]


Navigation: use the links below to view more comments.
first previous 1-2021-23 last

Disclaimer: Opinions posted on Free Republic are those of the individual posters and do not necessarily represent the opinion of Free Republic or its management. All materials posted herein are protected by copyright law and the exemption for fair use of copyrighted works.

Free Republic
Browse · Search
General/Chat
Topics · Post Article

FreeRepublic, LLC, PO BOX 9771, FRESNO, CA 93794
FreeRepublic.com is powered by software copyright 2000-2008 John Robinson