Oil prices are rising for the sixth consecutive week. The barrel of the WTI variety went up more than 40 percent during this period, exceeding the level of $ 47. The last time that was paid for oil was in early March this year, that is when the world [...]

The American pharmaceutical company Pfizer has just announced that the Covid-19 vaccine developed together with the German BioNTech prevented over 90% of infections in a study of tens of thousands of volunteers. This information and [...]