iSGTW - International Science Grid This Week
iSGTW - International Science Grid This Week
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Home > iSGTW 5 August 2009

Issue 136: iSGTW 5 August 2009

 

Flip-flopping of black hole accretion disks scrutinized


Do whirlpools of gas flip-flop as they are sucked into black holes? According to a new simulation powered by TeraGrid, the answer is “Yes.”

The accretion disk of a black hole forms from gas attracted by the black hole’s massive gravitational pull. For the last 20 years, astrophysicists have debated whether the whirlpool-like motion of the accretion disk will periodically reverse motion, a behavior called ‘flip-flop.’

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GridTalk  
           

Climate change is one of the biggest challenges of the 21st century. What can we in  information and communication technology do to help? Find out in GridTalk’s latest GridBriefing, which was just released.

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Feature

 GridFTP accelerates traffic on the World Wide Grid

GridFTP doesn't just speed up transfers — upcoming upgrades aim to create a more user-friendly experience.


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Meet the Editor

/U.S. Editor: Change is here to stay

New U.S.-based editor Miriam Boon reflects on the grid’s place in the history of science and society.

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Link of the week

/Chatting about where cloud meets grid

A new Google Group called HPCcloud provides a place to chat about clouds and grids.

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Null
 iSGTW 22 December 2010

Feature – Army of Women allies with CaBIG for online longitudinal studies

Special Announcement - iSGTW on Holiday

Video of the Week - Learn about LiDAR

 Announcements

NeHC launches social media

PRACE announces third Tier-0 machine

iRODS 2011 User Group Meeting

Jobs in distributed computing

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 Mark your calendar

December 2010

13-18, AGU Fall Meeting

14-16, UCC 2010

17, ICETI 2011 and ICSIT 2011

24, Abstract Submission deadline, EGI User Forum

 

January 2011

11, HPCS 2011 Submission Deadline

11, SPCloud 2011

22, ALENEX11

30 Jan – 3 Feb, ESCC/Internet2

 

February 2011

1 - 4, GlobusWorld '11

2, Lift 11

15 - 16, Cloudscape III


More calendar items . . .

 

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