"Black hole-what is it?" by whitelilyhttp://www.trailfire.com/whitelily/trails/34444whitelily/trails60why is it black?http://www.trailfire.com/whitelily/marks/86665]]>Black hole-what is it?whitelilyWed, 18 Apr 2007 00:02:52 -0700trailfire:markId:86665believe it or nothttp://www.trailfire.com/whitelily/marks/86666Black hole-what is it?whitelilyWed, 18 Apr 2007 00:04:33 -0700trailfire:markId:86666questions & answershttp://www.trailfire.com/whitelily/marks/86667]]>Black hole-what is it?whitelilyWed, 18 Apr 2007 00:06:28 -0700trailfire:markId:86667Black Holes: Gravity's Relentless Pullhttp://www.trailfire.com/whitelily/marks/86668]]>Black hole-what is it?whitelilyWed, 18 Apr 2007 00:08:13 -0700trailfire:markId:86668Falling into a Black Holehttp://www.trailfire.com/whitelily/marks/86669]]>Black hole-what is it?whitelilyWed, 18 Apr 2007 00:09:44 -0700trailfire:markId:86669