Here are the newest additions to The Best Sites To Learn About The Gulf Oil Spill:
After Oil Spill, Facing an Uncertain Future is a slideshow from The New York Times.
Stopping the Gulf Coast oil leak is a CNN interactive.
FAQ: The Science and History of Oil Spills is from Live Science.
SOS! Major Oil Disasters at Sea is a slideshow from Live Science.
CNN has an animation tracking the spill.
The Associated Press has a new interactive about the spill.