Hardware Cologne

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Wind Power and Workshop Tools

 

Hermann Albers is president of the Federal German Wind Energy Association, and asserts that wind is the lowest-cost source of renewable energy on land. Even so, recent debate has put a question mark against the future level of public subsidies for this and other renewable energies in Germany. A vigorous debate is under way on the merits and demerits of subsidies paid under the current EEG Renewable Energy Law. read more…

Downhill – Friction-Free

 

These 630 kg high-speed projectiles scorch down the ice track at speeds of up to 150 km/h. Since 1924 bobsleighs have been an Olympic sport in which aero-dynamicists and sportsmen have systematically shaved thousandths of seconds off their best times in an effort to beat the competition. read more…

The Maya ‘Crystal Skull’: Polished with Sand?

 

For several years the general public has had an uncanny fascination with the Maya Crystal Skulls. They are at one and the same time cold, smooth and frightening, and became a source of myths and ghost stories; in particular since the last adventure of Indiana Jones and the Kingdom of the Crystal Skull. Yet how could the Maya civilisation possibly have achieved such a finely polished surface finish? read more…