Practically every discipline from medical science to quantum physics seems determined to rewrite textbooks at a breakneck pace. But not every scientific
BEIJING, Dec. 29 (Xinhua) As the secondary disaster of the Russia-Ukraine conflict that broke out in February, energy crisis hurts Europe badly.European Union
LONDON, Dec. 23 (Xinhua) With the year-end holidays just around the corner, the pre-Christmas shopping frenzy is quieter than usual across Europe, as the soa