"Now the worst thing you've done is often the first thing everyone knows about you"
Now that everything seems to leave behind a digital footprint, we probably need to re-think just how seriously we take whatever we discover about other people online. A little more forgiveness may be in order now, even if we can't forget.
Non-muscle cells can become heart cells with the right genetic reprogramming
And they don't even have to return to a stem-cell-like state first
World population graphed by longitude and latitude
Simply overlaying a graph of the world's population by each of latitude and longitude atop a map of the world gives one a fascinating perspective on where all the people are. They're not necessarily where we tend to think they are.