Three clinical trial participants with paralysis chatted with family and friends, shopped online and used other tablet computer applications, all by just thinking about pointing and clicking a mouse.

Writing an e-mail. Sending a text message. Surfing the internet. These are activities taken for granted by most, but denied to paralysed people who've lost the use of their arms and hands. Now, thanks ...

Writing an e-mail. Sending a text message. Surfing the internet. These are activities taken for granted by most, but denied to paralysed people who've lost the use of their arms and hands. The implant ...