Linkmarks

Items waiting in the Pocket queue: 1

Enter one or more words
Enter one or more words
Enter one or more words
The world's first purpose-built hydrogen-powered bike could be fitted with an artificial "vroom" because of worries its silence might be dangerous...

2005-03-16

 travel energy motorcycle hydrogen sound transport silence stealth
The team says any noise from the concept aircraft, known as the SAX-40, would be "imperceptible" beyond the boundaries of an airport. It would also burn far less fuel than conventional planes...

2006-11-06

 airplane silence aviation turbulence aerodynamics
The prototype device could allow people to conduct silent phone conversations. The technology measures the tiny electrical signals produced by muscles used when someone speaks.

2010-03-05

 silence speech muscle mobile phone mute toread