But UK government says masks are not recommended for use by primary or secondary pupils
Prof Mark Walport says regular vaccinations are likely to be required to control coronavirus
Health body recommends masks for children over 12; South Africa infections pass 600,000; Brazil on ‘downward trend’
The first week of the inquiry heard scientific evidence and stories of inadequate training, lack of PPE and unclean hotel rooms
Exclusive: Cramped work and home conditions may be behind infections in factories, says expert
A Sage member and NHS England have pushed back against criticism of hospital admissions data
Deadly outbreaks always lead to a new vocabulary, as people search for ways to understand a growing threat. And while some of the new words are...
Single-unit rise in exposure to small-particle pollution over previous decade may increase death rate by up to 6%
Sudden rise in infection rate means bars, restaurants and gyms might have to close again
Experts suspect greater social contact among teenagers spreads Covid-19 more quickly, but the science is unclear