04 Sep 2013
Scientific American
Alison Abbott
04 Sep 2013
The New York Times
Matt Richtel
04 Sep 2013
The Wall Street Journal
Evelyn Rusli
04 Sep 2013
The Atlantic
Douglas Foster
26 Dec 2012
TIME Article
Maia Szalavitz
26 Mar 2012
The Wall Street Journal
Rachel Emma Silverman.
11 Apr 2011
New York Times
Matt Richtel.
11 Apr 2011
Science Magazine
Greg Miller.