the effectiveness of a third dose of Pfizer would drop to 45% after ten weeks, according to the UK health authority

A study by the UK Health Security Agency reports that the effectiveness of the laboratory booster vaccination would decrease in symptomatic forms. The Omicron variant, spreading at a galloping speed, is undermining the effectiveness of vaccines. In any case, this is the result of several studies carried out in particular in South Africa and the … Read more

The war in Ukraine threatens to undermine the ecological transition

The war in Ukraine has damaged Europe’s supplies of oil, timber, cars and sunflower oil. The same could apply to the metals needed for the energy transition ? Gavin Harper, a researcher at the University of Birmingham, asks this question in an article published in The conversation. According to this specialist in critical and strategic … Read more