MS XML Notepad 2007 <BR><BR>edit: just to clarify, this is an xml file editor that has a tree view pane on the left. You can right click and expand the whole tree, or leave it collapsed.

But this is not the case. After 3.8 billion years of evolution, the tree of life has branched again and again, with some branches dying out and others with living descendants out at the branch tips.

This medieval "Tree of Life" works as a mnemonic memory aid (Image&colon; Beinecke Rare Book and Manuscript Library, Yale University) From studying the bible to visualising computer storage ...