This week's magnitude 7.8 earthquake in the Philippines came with scenes familiar to New Zealanders: collapsed buildings, shattered facades and streets strewn with rubble.

Researchers in Germany have developed a new gas-sensing technology that could make it much easier and less expensive to detect tiny amounts of gases in the environment, industrial facilities, and energy networks. The breakthrough builds on a scientific phenomenon known as the photoacoustic effect, which was first discovered more than 150 years ago. When certain […]

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