Crunch time for Phoebus before testing

Launching things into space is hard. Aside from the engines and software, orbital calculations and the launch pad, the tanks that hold the fuel are a masterful example of engineering in their own right. And ESA will soon ...

New technology for dramatic reduction of daily odors

Odorous gases, which are unpleasant and strongly irritating to the eyes, nose, and respiratory tract, are ubiquitous in facilities such as septic tanks, sewage systems, livestock farms, and waste disposal plants. These gases ...

Green future is cause for worry in S.Africa's coal belt

Miner Thokozani Mtshweni, 37, looks spent as he readies for a 12-hour shift huddled under a carport shelter to avoid the scorching sun. He fixes his belt weighed down by an oxygen tank and gas detecting tools.

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