All nations should work together to develop and ensure fair access to a Covid-19 vaccine because ‘no-one is safe until everyone is safe’, the chief of the World Health Organisation (WHO) has said. Director-general Tedros Adhanom Ghebreyesus warned against countries seeking to secure vaccines for their own citizens during the pandemic. He told a WHO … Read more
When Li-Meng Yan was asked to pop into her boss’s office on the final day of last year, she had no idea such a routine summons might be the start of events that would lead to her fleeing her family, her work and her country in fear for her life. The Chinese-born virologist was based … Read more
Air pollution continues to cut global life expectancy, despite efforts worldwide to improve air quality. The World Health Organization (WHO) estimates 4.2 million people die every year due to outdoor air pollution, making it a bigger threat to human health than cigarette smoking, AIDS and tuberculosis. Particulate matter is a mixture of solid and liquid … Read more
Air transmission of Covid-19 is being underestimated – which could impact guidelines on social distancing, ventilation systems and shared spaces, warns new research. Researchers at Heriot-Wyatt University and University of Edinburgh found evidence that both small and large droplets can travel relatively long distances through the air – and not always in predictable directions with … Read more