News, sport and opinion from the Guardian's global edition
A flurry of reports of students who fear they have been targeted in nightclubs has prompted social media outrage. Now the young women behind the Girls Night In campaign want to turn that anger into lasting change
From mumps to Covid-19 A brief history of infectious diseases and vaccines
Immunization has been around for centuries. Today, vaccines continue to save lives around the globe. Here’s how far we’ve come
What does net zero mean? Everything you need to know about corporate sustainability promises
When companies talk about the climate crisis and the actions they are taking, there’s still too much we don’t fully understand
Global healthcare What does the future hold for vaccines?
From adding a new vaccine to the arsenal against Covid-19 to preparing for the next pandemic, here’s what the future may hold