When it comes to making music, there are a lot of elements to consider – each of which have their own separate claim to being the ‘most important part’ of the whole deal. Microphones? Acoustic ...

For people who are paralyzed, a brain-computer interface is sometimes the only feasible way to communicate. The idea is that sensors monitor brain waves and the nerve signals that control facial ...

What's the difference between the two? -- View image here: http://episteme.arstechnica.com/groupee_common/emoticons/icon_confused.gif --<br><br>We've been deploying ...