Year after year, three people descend to the basement of the International Bureau of Weights and Measures in Sevres, France, to check that the standard kilogram by which all other weights are measured is still intact. But between 1946 and 1989, this international benchmark for heaviness has lost 0.00005 grams. And nobody knows why

MARCH 1ST, 2011

Several studies show that asthma rates are significantly higher among certain groups of workers, such as professional cleaners, housekeepers and porters. The reason is found in cleaning products, which can be harmful to human health

FEBRUARY 24TH, 2011

The depths of the Mediterranean are the silent scene of a race against time between advances in their study and their never-ending destruction. While scientists work to determine the ecological role of the seabed, human activities continue to damage them

FEBRUARY 22ND, 2011

The advertisements and products of the major global suppliers take center stage at the world’s biggest mobile phone trade show, the Mobile World Congress, held this week in Barcelona. However, one cannot ignore the presence of a new generation of technological entrepreneurs from Catalonia trying to stake their claim on the wireless market

17 FEBRUARY 2011