HealthNew coronavirus variants: What are they and how worried should we be? Mutated variants of the coronavirus making their way around the world are causing covid-19 to spread faster, and one may be able to partially evade current vaccines 51¶¯Âþ
HealthThis year could come to be regarded as a turning point in history This momentous year could mark one of those rare moments when the old world order is swept away and something new, and hopefully better, emerges, says Graham Lawton Comment