Sound & Light News
China reveals plan to launch an 'artificial moon' in 2020
The artificial moon can be controlled to light
up an area between 10 and 80 kilometers wide 6 to 50 miles). While it might sound
implausible, Wu says the technology has been in ...
Black Box Upgrades Urged to Help U.S. Air Crash Investigations
In too many cases, the current two hours of sound
on the cockpit voice recorders hasn been enough to aid investigations, the National Transportation Safety Board said in a recommendation ...
Blubel test: can this high-tech bike bell make your London cycle commute safer?
Evening Standard via Yahoo News UK
Blubel operates in the same way but with lights: pair it with the app, plug in your route and itl give you turn-by-turn directions using 12 simple LED light
indicators (and sound