Results

The second US cruise left port 15 January 2010 aboard the Thompson.

Sadly, Captain Philip Smith passed away on Tuesday, January 18. The ship returned to Punta Arenas, arriving Friday January 22nd, and started out again January 25th. See the Seattle Times obituary. (updated 28 January 2010).
Progress report (25 January 2010)
Who is on the ship? (26 January 2010)
Progress report (4 February 2010) or pdf version.

The first UK cruise left port 5 December 2009. Here are their updates.

The first US cruise left port on January 10 and returned February 24, 2009. Here are the regular updates that were sent from the ship.

Introduction
Who is on the ship?
Progress Report (15 January 2009)
Progress Report (17 January 2009)
Progress Report (20 January 2009)
Progress Report (22 January 2009)
Progress Report (29 January 2009)
Progress Report (1 February 2009)
Progress Report (4 February 2009)
Progress Report (6 February 2009)
Chief Scientist Jim Ledwell's daily journal (updated as of 19 February 2009)
End of cruise preliminary summary (23 February 2009) (Read the notes for details; a more complete summary should follow.)

DIMES is sponsored by the National Science Foundation (U.S.), Natural Environment Research Council (U.K) and British Antarctic Survey (U.K.)