I'm toying with an idea for a short story or maybe a long story or maybe no story, but the idea has led me to a point where I have a question for those of you who have some knowledge about science and biology. Read on, brave adventurer! [more inside]
posted by kbanas on Oct 12, 2009 - 19 answers

How often is a human body completely "new"? Or: No cell composing my body existed a month, a year, [the time I'm looking for] ago. [more inside]
posted by Korou on Oct 5, 2006 - 22 answers

I've got a probably horribly complicated question about death. How long after the brain stops braining does the body actually die? [more inside]
posted by twine42 on Jul 7, 2006 - 15 answers

Is there any scientific data supporting the theory "If you dream your death in your sleep, you'll die"? [more inside]
posted by jmd82 on Apr 6, 2004 - 21 answers