Bookmarks for 2011-01-27

A fizzy ocean on Enceladus
"For years researchers have been debating whether Enceladus, a tiny moon floating just outside Saturn's rings, is home to a vast underground ocean. Is it wet–or not? Now, new evidence is tipping the scales. Not only does Enceladus likely have an ocean, that ocean is probably fizzy like a soft drink and could be friendly to microbial life…"
(tags:space )
Not by the Direct Method., Cahokia.
"Anyone who traveled up the Mississippi in 1100 A.D. would have seen it looming in the distance—a four-level earthen mound bigger than the Great Pyramid of Giza."
(tags:history )