Engineering news

Schlieren images reveal supersonic shock waves

NASA researchers in California are using a modern version of a 150-year-old German photography technique to capture images of shock waves created by supersonic airplanes. Over the past five years scientists from NASA's Armstrong ...

dateAug 27, 2015 in Engineering
shares1 comments 1

An app to steer clear of Kenya's road hazards

The roads in Nairobi are studded with potholes, ditches and other rough spots. There are no signs to warn people driving matatus – the ubiquitous minibuses in the region – of the hazards lying in wait. And in a city of ...

date7 hours ago in Engineering
shares25 comments 0

Digital systems smarten up water networks

About a quarter of all drinking water is lost on its way to consumers. A new type of online platform equipped with networked measuring devices, sensors, and pumps, promises to provide the information needed to improve efficiency.

date4 hours ago in Engineering
shares23 comments 1

Turning sewage sludge into concrete

The disposal of sludge from sewage water treatment is a big issue for wastewater plants in Malaysia. While studies show that the volume of sludge is expected to rise, disposal options are limited due to stricter environmental ...

dateAug 27, 2015 in Engineering
shares16 comments 0