by December 26 Earthquake ." Lamont-Doherty Earth Observatory. July 20 , 2005 . ^ Bilham, Roger. " A Flying Start, Then a Slow Slip ." Science . Vol. 308, No. 5725, 1126-1127. May 20 , 2005 . ^ MarketWatch. " 8.7 quake jars Sumatra, at least 300 dead ." Investors.com. March