Body acoustics can turn your arm into a touchscreen (opens in new tab)
New Scientist, 1 March 2010
‘Skinput’ Turns Your Body Into Touchscreen Interface
TechNews, 3 March 2010
Skinput Turns Any Bodily Surface Into a Touch Interface
Popular Science (popsci.com), 3 March 2010
Skinput Turns Your Arm into a Touch-Screen
Wired, 3 March 2010